Setting Up Garden Cube

I began the project by preparing the water reservoir. First, I filled a container with 1.7 gallons of tap water and let it sit for 24 hours to off-gas. Next, I measured the initial pH level using my AquaMaster P50 and used pH-Down to adjust it to a stable 5.5.

The next step was to mix in Plagron nutrients. I added 6.5 milliliters each of components A and B (for a total of 13 milliliters), which brought the initial EC to 0.8 mS/cm.

For this grow, I chose the Iznik variety, purchasing high-quality seeds online from a trusted seller. I used standard hydroponic growing sponges as my medium, placing one seed into each of four pre-moistened sponges. I then inserted the sponges into the deck holes, spacing them as far apart as possible to give the future canopies room to spread.

At the start, I positioned the LED light panel at its lowest setting. As the cucumber plants grew, I gradually raised the hood, maintaining a consistent 2-inch gap between the top leaves and the LEDs.

On the second day, the seeds began to sprout. By the fourth day, the first seedling had already established its first two true leaves. At this point, I added another 13 milliliters of fertilizer to the reservoir, raising the EC to 1.2 mS/cm.

Managing Growth Phases

All four seeds germinated successfully, confirming their excellent quality. By day 19, the plants had surpassed 4 inches in height. To support their rapid vertical growth, I installed the trellis stakes that came included with the Garden Cube system.

At this stage, I added 26 milliliters of fertilizer, which bumped the EC up to 2.0 mS/cm. Fueled by the richer nutrient solution, the Iznik vines grew incredibly fast—their explosive vegetative growth rate actually reminded me of loose-leaf lettuce.

While some shoots climbed cleanly up the stakes, others began spreading aggressively across the growing deck. To keep the jungle contained, I pruned back the lateral shoots extending too far past the system’s boundaries. I also periodically removed larger fan leaves to prevent the dominant plants from heavily shading their neighbors.

Throughout the entire growth cycle, I only performed a complete reservoir change once (detailed below), instead relying on regular monitoring and fine-tuning of the pH and EC levels.

Flower to Fruit

Toward the end of the first month, the first bright yellow blossoms began to appear. By day 32, all four plants were heavily covered in flowers.

Because Iznik is a parthenocarpic, gynoecious variety, it produces exclusively female flowers that naturally set fruit without requiring any manual or insect pollination. As the flowers naturally faded, miniature cucumbers immediately formed at the base of each bloom and began expanding rapidly.

To support heavy fruit production at this stage, I added an extra 13 milliliters of fertilizer to bring the EC to its peak performance level of 2.4 mS/cm. Following this boost, fruit development accelerated noticeably.

Troubleshooting Common Issues

About halfway through the fruiting cycle, I hit a snag: one of the plants developed root rot. I noticed the leaves on one cucumber vine turning a pale yellow, which prompted me to check the reservoir. Sure enough, the root zone was showing early signs of rot.

To save the crop, I immediately pulled the plants from the system and treated the roots with a diluted hydrogen peroxide solution. I then completely disassembled and deep-cleaned the entire Garden Cube housing, including the submersible pump.

After cleaning, I refilled the tank with a fresh nutrient solution. To prevent the issue from returning, I integrated HydroGuard into my regimen and installed an external air pump with an air stone directly in the reservoir to drastically improve dissolved oxygen levels.

Cucumbers feature massive fan leaves that transpire a significant amount of moisture. To maintain proper air movement, keep transpiration efficient, and prevent localized calcium deficiency (tip burn), I set up a fan to blow a gentle breeze over the cucumber canopy and a patch of basil growing nearby. The fan was automated via a timer to run for a short period every hour.

Later in the cycle, I noticed the vines suddenly stalled. After checking the reservoir with my meter, it became clear that the heavy-feeding plants had completely depleted the available nutrients. Once I supplemented the reservoir with a fresh dose of fertilizer, the plants perked right back up.

Harvesting for a Continuous Yield

On day 50, the first wave of cucumbers reached an ideal cocktail size of 4 inches, and I began the harvest. That first picking alone yielded 21 crisp cucumbers.

Over the subsequent 25 days, the prolific vines kept producing. I harvested several more times, bringing the project’s final tally to 62 cucumbers with a total combined weight of 8 pounds.

Costs vs. Results

In total, the entire 75-day grow cost just $8.95 in utility and material inputs. This means I produced premium, crisp, indoor-grown Iznik cucumbers for an incredibly economical $1.11 per pound.

Do you think it was worth the effort? Share your thoughts and your own indoor setup experiences in the comments below!

Setting Up the Farm 24 XL

I started by filling the reservoir with regular tap water. Because my local tap water sits at a alkaline pH of 7.8, I always condition it before sowing any seeds. The next day, once the water had settled, I gradually added pH-Down until the level dropped to an optimal 5.7.

Next came the nutrients. For this grow, I opted for the General Hydroponics Flora Series. I added 4 milliliters per gallon from each of the three bottles, using 24 milliliters of nutrients in total. After a quick stir, my EC meter read 1.6 mS/cm—the perfect baseline for starting jalapeños.

For the genetics, I purchased seeds from the Ferry-Morse website; they offer a great selection and highly reliable germination rates. I placed two seeds into each of the three growing sponges and set them into the Farm 24 XL. I only used one side of the dual-reservoir system for this project, as the other half was already occupied by cherry tomatoes.

To begin, I set the LED light panel to its lowest position and configured the timer to a 16-hour on, 8-hour off schedule. Throughout the entire lifecycle, I adjusted the panel upward as the plants grew, maintaining a strict 2–3 inch gap between the canopy and the lights.

The Vegetative Phase

On the 13th day, the seeds in the first sponge germinated, followed two days later by the second and third sponges. To give the young seedlings a boost, I added an extra 12 milliliters of fertilizer, which bumped the EC up to 2.0 mS/cm.

The peppers grew rapidly. By day 26, each plant boasted about a dozen leaves and stood just over two inches tall.

Growth Tip: Monitoring your parameters daily is the secret to avoiding deficiencies before they start.

I checked the pH and EC every single day, using pH-Down and distilled water to keep the pH strictly below 6.0 and the EC stable at 2.0 mS/cm. This proactive maintenance completely prevented leaf yellowing and stunted growth.

Interestingly, I never performed a full reservoir change or cleaned the pump during the entire cycle. I simply topped off the reservoir with fresh, conditioned water whenever the level dropped below the halfway mark.

Shaping and Pruning

After a month of growth, the plants had shot up to about 10 inches. Because the foliage was getting top-heavy and one of the plants was beginning to lean, I installed the AeroGarden trellis system for structural support.

At this point, I also decided to prune the canopy:

• Lower Growth: I stripped away the small, low-lying branches that weren’t receiving light and served little purpose.
• Main Framework: I left the strong, structural branches completely untouched to support the future heavy fruit load.
• Outliers: I trimmed back a few wayward branches extending past the edges of the system to prevent the footprint from becoming too dense.

Within a few days of pruning, a burst of healthy new shoots emerged.

The Flowering Phase

Toward the end of the second month, the jalapeños began to bloom. The largest, most dominant plant flowered first, with the two smaller plants following close behind.

Because indoor setups lack natural wind and pollinators, I grabbed a small paintbrush and got to work. I gently brushed the inside of each bloom to distribute the pollen. I repeated this process three separate times as new waves of flowers appeared.

During this stage, I introduced CalMag to the reservoir. It’s an excellent supplement that wards off blossom end rot and boosts flowering performance. This addition pushed my EC up to 2.2 mS/cm.

On day 79, I spotted the very first baby pepper. To support heavy fruit production, I increased the nutrient concentration by adding 4 milliliters each of the Gro and Bloom formulas, bringing the EC to 2.4 mS/cm.

Challenges & Troubleshooting

The primary challenge I faced during this grow was water consumption. The room housing the AeroGarden got quite warm, which caused the plants to drink at a much faster rate.

During a busy week, I fell behind on maintenance and forgot to top off the reservoir. I caught the issue when the leaves began to droop significantly. Fortunately, after an immediate top-off, the plants bounced right back without any permanent damage.

To mitigate other environmental risks, I implemented two helpful modifications:

1. Root Health: I placed an extra air stone in the tank connected to an aquarium air pump on a timer to keep the water highly oxygenated and prevent root rot.
2. Air Circulation: I set up a small oscillating fan on a timer near the unit. This strengthened the stems, prevented fungal diseases on the leaves, and kept the water temperature perfectly regulated.

The Harvest

At the start of the fourth month, the first batch of jalapeños reached peak maturity, and I picked my very first harvest. Over the following month, I went back for two more major pickings.

In total, the three plants yielded 93 jalapeños, weighing in at a whopping 5.2 pounds.

Costs vs. Results

My total expenses for the 5-month cultivation cycle came out to $51.90. Breaking it down, each pound of homegrown, fresh jalapeños cost me roughly $9.90.

What do you think? Is it worth it to grow jalapeños hydroponically at home, or would you stick to the grocery store? Share your thoughts and your own hydroponic experiences in the comments below!

Below is a detailed, step-by-step breakdown of exactly how I managed this high-yield project from seed to harvest.

Seed Selection and Germination

I started by hunting down the perfect variety. After browsing a website with an excellent seed selection, I settled on the Nigral eggplant for its deep, glossy look.

To kickstart germination, I placed four Nigral seeds onto a moist paper towel inside clear plastic cups, alongside some tomato and basil seeds I was starting at the same time.

As soon as the seeds sprouted their initial taproots, I carefully transferred each one into a pre-moistened rockwool cube with a small starter hole. I sprinkled a light layer of vermiculite over the seeds to lock in moisture and placed the cubes into seedling trays.

For the next two weeks, care was simple: keeping the grow media consistently moist and warm.

The Growth Phase

By day 15, the seedlings had put on impressive growth, boasting several true leaves each. They were officially ready to graduate to the Tower Garden.

The day before transplanting, I filled the reservoir with water to let it settle. Next, I balanced the water chemistry. Using my Aqua Master Tools P50 Pro, I monitored the levels and used pH-Down to bring the reservoir to a stable 5.6.

For nutrients, I turned to the General Hydroponics FloraSeries, adding 4 mL per gallon from each of the three bottles (Gro, Micro, and Bloom). This brought my initial EC reading to a modest 1.4 mS/cm—perfect for young plants.

I positioned the Tower Garden in a prime outdoor spot that received 10 hours of direct sunlight daily, as eggplants absolutely love the heat. I then inserted the rockwool cubes into the lower ports of the tower in a circular pattern, giving the heavy plants plenty of room to grow upward.

Because my system is equipped with a trellis cage, the expanding stalks had structural support to lean on, though I still tied them up regularly as they gained weight.

From there, the growth rate exploded. Within three weeks, the tower was completely covered in massive, vibrant leaves, and the plants began drinking water at an incredible rate. I checked the pH and EC levels daily, making immediate adjustments whenever they drifted.

Pollination and Fruiting

On day 47, the first light-purple flowers opened up. It is incredibly rewarding to watch a project transition from a tiny seed into a flowering plant.

A Note on Pollination: Because this was an outdoor setup, I didn’t need to hand-pollinate the flowers. Local bees and beneficial insects took care of the work for me, saving me a daily routine task and ensuring an excellent fruit set.

The arrival of blooms meant it was time to shift the nutrient strategy. I adjusted the FloraSeries ratio, dropping the “Gro” bottle completely and using only Micro and Bloom. This adjustment is crucial: it slows down aggressive leaf and stem elongation, directing the plant’s energy into flowering and fruiting instead. With this change, I bumped the target EC up to 2.2 mS/cm.

Right around the end of the second month, I spotted the first tiny, glossy eggplant emerging from its calyx. Even though it wasn’t ripe yet, it was a massive milestone. To support the heavy fruit production, I gave the system one final nutrient boost, driving the EC up to 2.8 mS/cm.

The Harvest

By day 72, the first few eggplants had reached full size. To ensure they were perfectly ripe and not under- or over-mature, I used the tactile “thumbprint” test. Pressing gently into the skin, the flesh left a slight indentation that slowly recovered—the universal sign of a perfectly tender eggplant.

Over the next month, the yields were outstanding. Even into the fourth and fifth months of cultivation, the four plants on the tower showed no signs of stopping, continuously pushing out new flushes of fruit.

Costs vs. Results

Over a five-month growing window, I harvested a grand total of 53 full-sized eggplants (plus a few smaller, late-season ones) from just four plants.

The total weight of the harvest came out to a whopping 63.6 pounds! Breaking down the numbers, my total operating cost was $28.00, meaning these fresh, homegrown Nigral eggplants cost me just $0.40 per pound to grow.

What do you think of this vertical gardening experiment? Have you ever tried growing heavy, fruiting crops in a soil-free system? Share your thoughts and questions in the comments below!

Here is exactly how the experiment turned out, from seed to the final cost-per-pound breakdown.

Setting Up and Germination

After thoroughly deep-cleaning the system to remove any residue accumulated from my previous grow, I started the new project. I filled the reservoir with regular tap water (baseline pH of 7.5) and let it sit for 24 hours to dechlorinate.

The next day, I added a small amount of pH-Down, mixing it thoroughly until the pH dropped to a stable 5.8.

For nutrition, I chose Plagron nutrients (Components A and B), adding 8 milliliters of each component per gallon of water. After mixing, my EC meter read 1.5 mS/cm—an excellent starting point for early vegetative growth.

My ultimate goal was to grow only one plant to give it maximum room on the deck, but I played it safe and started two seeds just in case. I lowered the LED light panel to its lowest position and set the timer.

On the seventh day, a strong stem emerged with a split seed casing at the top. Two days later, the zucchini leaves fully opened. Because both had germinated successfully, I immediately removed the backup seed pod to let the primary plant take over.

Read also: My Experience Growing Parsley in the AeroGarden Harvest

Managing the Vegetative Explosion

By Day 21, the zucchini had developed five massive, fully formed leaves and was rapidly picking up speed. At this point, I gave the reservoir a heavy nutrient dose, bumping the EC up to 2.6 mS/cm. The plant responded with an aggressive growth spurt.

Throughout the entire cycle, I monitored the EC and pH daily, correcting any fluctuations immediately. To prevent stagnant air and leaf issues, I set up a small fan on a timer to clear excess humidity from the canopy. The auxiliary air stone in the tank worked perfectly, keeping the roots highly oxygenated and completely free of root rot.

Note on Maintenance: I chose not to do any full reservoir resets or system flushes during this entire run; I simply topped off the water and added fresh nutrients as needed. I also refrained from pruning any leaves to see how the plant would manage its own canopy.

Within two weeks, the plant grew so large it was practically unrecognizable.

Read also: Growing Sweet Bell Peppers in the AeroGarden Farm 24 XL

The Blooming Phase

On Day 35, the first bloom opened, signaling it was time to step in as the pollinator. Zucchini plants produce separate male and female flowers; the male flowers sit on long, thin stems, while female flowers feature a distinct, miniature fruit bud right at their base.

Once I had a reliable mix of both blooms open at the same time, I clipped a male flower, carefully trimmed away the petals with scissors to expose the pollen-heavy anther, and gently swabbed it against the center of each female flower.

Supported by the oscillating fan, this manual method resulted in a nearly 100% pollination success rate. I added a final dose of bloom nutrients at this stage to help the developing fruit swell.

Read also: My Journey Growing Tiny Tim Tomatoes in DIY DWC Hydroponics

The Harvest

By Day 44, the first few zucchinis were already substantial. However, I decided to leave them on the vine a bit longer out of pure curiosity, wanting to see just how large a hydroponic squash could get at room temperature.

On Day 56, the first fruits reached peak maturity. I harvested two massive zucchinis on the first day and continued to pick the remaining fruits gradually as they ripened over the following days.

• Total Weight: 6.2 lbs (approx. 2.8 kg)
• Total Yield: 11 fruits

Costs vs. Results

To see if this indoor experiment made financial sense, I tracked my primary inputs throughout the growth cycle:

The total operating cost for the project came out to $12.46, meaning each pound of homegrown indoor zucchini cost roughly $2.00 to produce.

Do you think the harvest was worth the investment? Share your thoughts and your own indoor gardening setups in the comments below!

System Setup & Initial Parameters

The DWC Hardware

To house the Tiny Tim, I upcycled an empty 1-gallon coffee container. Because Tiny Tim is a genetic micro-dwarf variety, this compact footprint provided more than enough room for its root mass.

Using a hole saw, I drilled a 3-inch opening into the lid and inserted a standard net pot packed with rockwool. For aeration, I placed an air stone at the bottom of the tank connected to an aquarium air pump. Running the compressor on a timer kept the water thoroughly saturated with oxygen—a critical factor for supporting plants through a full fruiting cycle.

For lighting, I used a 100W Viparspectra LED panel. Because this light was shared with neighboring plants in my indoor setup, the tomato effectively received about half of the total light output. I set the timer to a stable photoperiod of 15 hours on and 9 hours off.

Finally, I set up a small oscillating fan on a timer to keep air moving across the canopy, which is essential for strengthening the stems and preventing stagnant moisture spots on the foliage.

Target Baseline Water Metrics

I filled the reservoir with municipal tap water and let it sit open for 24 hours to dissipate any residual chlorine. My initial baseline testing showed a pH of 7.8, which I lowered to an optimal 5.9 using General Hydroponics pH-Down.

My starting Electrical Conductivity (EC) was 0.4 mS/cm. After mixing in a vegetative dose of Masterblend 4-18-38 Tomato Formula, the total EC rose to a comfortable 1.5 mS/cm.

Read also: Finding the Best Hydroponic Grow Media for Your System

The Growth Log

Phase 1: Seedling & Early Vegetative Stage

I pre-moistened a small block of rockwool with the nutrient solution, dropped two seeds into a small indentation, and nestled the block into the net pot so the very bottom of the cube kissed the water line.

• Day 7: The first sprout broke through the surface.
• Day 10: The seedling stood completely upright (the second seed did not germinate).
• Day 20: The plant had developed more than three sets of true leaves. With the roots aggressively dropping down into the reservoir, I bumped the nutrient concentration up to 2.0 mS/cm.

Phase 2: Explosive Growth & Nutrient Ramping

Following that second nutrient application, vegetative growth exploded. The Tiny Tim more than doubled in size in a single week.

As the foliage expanded, water consumption skyrocketed. The small 1-gallon reservoir meant I had to check the bucket daily to monitor the rapidly dropping water levels.

Phase 3: Flowering, Pollination, and Fruit Set

On Day 35, the first flower clusters (inflorescences) appeared, and the first blossoms opened just four days later.

Because this was an indoor grow, hand-pollination was required. The ambient airflow from the fan handled most of the heavy lifting, but I also manually agitated the flowers with a cotton swab to guarantee a high pollination success rate.

During peak bloom, I added a dedicated Cal-Mag supplement to safeguard against Blossom End Rot (BER) and improve overall fruit quality. By Day 48, the first tiny green tomatoes emerged. To support the heavy fruit load, I gave the reservoir a final nutrient push, bringing the EC to its peak at 2.5 mS/cm.

Read also: Hydroponic Mistakes That Cost Me My Harvest

Nutrient and Water Management

Throughout the lifecycle, I monitored the pH and EC almost daily. Instead of performing full reservoir changes, I chose to manage the system entirely via top-offs.

DWC Tip: When refilling a micro-reservoir, only fill it to about 3/4 of its total capacity. Leaving a 25% air gap at the top creates a dedicated “splash zone” that allows the upper air roots to breathe, preventing accidental drowning.

Whenever the EC dipped significantly due to plant consumption, I topped it off with a fresh nutrient allocation to maintain a stable baseline of 2.0–2.5 mS/cm.

Read also: Upgrading the Click & Grow Smart Garden 9 for Maximum Yields

Lessons Learned & Challenges

Remarkably, this run went smoothly from seed to harvest. Thanks to continuous aeration and strong air circulation, the root zone stayed bright white and free of root rot (Pythium), requiring absolutely no root or canopy pruning beyond removing older, yellowing lower leaves.

The only real drawback was the reservoir volume. A 1-gallon bucket dries out incredibly fast under a heavy fruit load, requiring relentless maintenance. For my next micro-dwarf run, I plan to scale up to a 3- or 4-gallon tote to create a much more forgiving buffer zone.

Read also: Top 5 High-Margin Hydroponic Crops for 2026

Final Yield

On Day 83, the first wave of cherry tomatoes turned a deep, uniform red. Over the following two weeks, the remaining clusters ripened sequentially for a staggered, continuous harvest.

• Total Weight: 1.3 pounds (approx. 590 grams)
• Total Yield: ~50 cherry tomatoes

Costs vs. Results

At a total cost of $14.46 for 1.3 pounds of fresh produce, the final cost breaks down to $11.12 per pound.

What Do You Think? Would you try a micro-DWC setup like this on your countertop? Let me know in the comments below!

Below is a detailed, day-by-day breakdown of the entire growing cycle from seed to a 6-pound harvest.

The Growth Timeline

Day 1 to Day 21: System Setup & Germination

I started the cycle by prepping the Farm 24 XL. The assembly and initial configuration were straightforward, allowing me to get the reservoirs filled and running in no time.

Water Preparation

I filled the reservoirs with standard tap water and let them sit for 24 hours to dissipate any residual chlorine. Because my local tap water has a naturally high baseline pH, I used General Hydroponics pH Down to balance it. Utilizing an Aqua Master P50 Pro, I carefully adjusted the reservoir until it hit a stable 5.7 pH, which is the ideal sweet spot for bell pepper nutrient uptake.

Nutrient Strategy

For fertilizer, I chose the General Hydroponics FloraSeries trio (Gro, Micro, and Bloom). For the initial vegetative mix, I added 4 milliliters from each of the three bottles per gallon of water. For the 2-gallon reservoir, this totaled 24 milliliters of nutrients. After mixing thoroughly, my Aqua Master E60 Pro read a starting EC of 1.5 mS/cm.

Planting the Seeds

The AeroGarden pods were pre-sown with bell pepper seeds simply labeled “Sweet Bell Pepper.” To ensure the mature plants would have plenty of physical space and root room, I placed just three seed pods in opposite corners of the left deck, covering them with clear plastic grow domes. I left the remaining ports capped to prevent algae growth. (In the right-hand reservoir, I set up a separate run of leafy greens).

Light and Early Care

I lowered the motorized LED panels to their lowest position right above the decks and configured the timer to the maximum setting: 16 hours of light and 8 hours of darkness.

By Day 12, the pepper seeds sprouted, and I removed the plastic grow domes while raising the light panels slightly to accommodate the new growth. By Day 21, the seedlings developed their first true leaves. At this point, I administered a second scheduled dose of fertilizer, bringing the reservoir’s EC up to 2.0 mS/cm.

Read also: My Experience Growing Parsley in the AeroGarden Harvest

Day 40: Water & Nutrient Management

By the 40th day, the pepper plants had established significant foliage and were quickly taking on a mature, bushy structure. I administered a third dose of nutrients, raising the EC to 2.5 mS/cm to support the aggressive vegetative push.

Key Rule: Throughout this entire 152-day grow cycle, I never performed a full reservoir change. Instead, I relied strictly on top-offs with fresh, pH-adjusted water.

I monitored the pH and EC daily, correcting any deviations immediately. Because mature peppers are heavy drinkers, water levels dropped rapidly at this stage. To mitigate the risk of root rot without doing full water changes, I installed an external air pump connected to an additional air stone inside the reservoir. This constant, high aeration kept the root mass pristine, bright white, and healthy the entire time.

As the canopy expanded vertically, I adjusted the LED panels upward, maintaining a strict 2–3 inch gap between the lights and the top leaves to avoid light burn.

Read also: Water Management In Small Indoor Hydroponics

Day 51: Plant Training & Pruning

By the end of the second month, the three pepper plants had expanded dramatically, filling the entire footprint of the grow tray and beginning to shade one another out. To optimize light penetration, I stepped in with some strategic pruning.

Using disinfected scissors, I carefully cleared out the largest lower fan leaves, cutting as close to the main stem as possible. Removing this low-lying foliage opened up airflow under the main canopy—creating a clean “understory” where the fruits could eventually hang and develop without being trapped in stagnant, humid air.

Read also: Growing Thai Dragon Peppers in the AeroGarden Farm 24XL

Day 79: The Flowering & Pollination Stage

In the middle of the third month, the first flower buds emerged, quickly bursting into a heavy bloom. Because indoor hydroponic systems lack natural wind and insect vectors, active hand-pollination was required to set fruit.

Earlier in the cycle, I had positioned a small external fan facing the Farm 24 XL to keep air moving and prevent leaf edema. This constant airflow did a lot of the heavy lifting for pollination. However, to guarantee a 100% success rate, I used a small brush to gently agitate the inside of each blossom daily, ensuring thorough pollen transfer.

At this stage, I also introduced a CalMag supplement at 4 milliliters per gallon (8 milliliters total for the tank). Adding supplemental calcium and magnesium is a critical insurance policy against blossom-end rot and ensures thick, high-quality fruit walls.

Read also: Growing Basil in an AeroGarden Bounty

Day 119: Fruit Development

Once the blossoms dropped, the tiny green peppers emerged. While the plants continued to push out occasional new flowers for another three weeks, their main energy had clearly shifted to fruit production. I added a final structural nutrient dose, pushing the EC to its peak at 2.7 mS/cm.

By Day 119, a massive load of full-sized bell peppers hung over the deck. At this point, the fruits had stopped expanding in size; they simply held on the vine, gradually transitioning from a deep glossy green to their final ripe color. My main job here was simply topping off the water and exercising patience.

Read also: Growing Oregon Spring Tomatoes in the AeroGarden Farm 12XL

Day 152: The Harvest

On Day 152, the first wave of bell peppers turned a vibrant, deep red. I harvested the fully ripe ones and left the partial changers on the plant. This staggered harvest structure continued for an additional month as the remaining peppers caught up.

• Total Crop Yield: 6 pounds
• Total Peppers Harvested: 18
• Average Weight per Pepper: 5.3 oz

Costs vs. Results

To see if growing large-format nightshades indoors makes financial sense, I tracked my major input costs throughout the project:

My total investment of $39.41 yielded 6 pounds of pristine, homegrown sweet bell peppers. This brings the final cost of production to $6.57 per pound.

What do you think—is it worth the time and data tracking to grow your own heavy nightshades indoors, or would you stick to store-bought?

The Setup Phase

I chose the AeroGarden Harvest for this experiment because it’s a compact system, meaning larger plants wouldn’t be able to reach their full potential here. Specifically, I went with curly parsley because it stays quite compact and remains highly fragrant. I purchased the seeds online from a popular gardening site.

Water

To start, I filled the reservoir with tap water and let it sit for 24 hours to dechlorinate. After that, I measured the initial pH with my Aqua Master P50 Pro pH meter. The reading was a bit too high, so I used General Hydroponics pH-Down to lower it to an optimal 5.9.

Fertilizer

Next, I added 3 milliliters of General Hydroponics FloraSeries fertilizer from each of the three bottles (Gro, Bloom, and Micro). After mixing, my Aqua Master E60 Pro read an EC of 1.2 mS/cm.

Seeds

For the planting, I placed three seeds into each of the four growing sponges and set them into the net pots. To prevent algae growth on top of the sponges, I added a layer of aluminum foil with small slits cut out for the sprouts, then covered them with the standard grow domes.

Light

My final step was starting the system. The Harvest comes with a built-in light schedule of 15 hours on and 9 hours off, which is perfect for parsley. I adjusted the LED light panel to its lowest position to give the seeds maximum light intensity once they sprouted.

Pro Tip: I also dropped an air stone into the reservoir connected to an external aquarium air pump to supplement aeration. I set the pump on a timer to run for 15 minutes every hour.

Read more: Water Management In Small Indoor Hydroponics

Growth Timeline

Germination (Days 1–17)

On the eleventh day, the seeds in the first pot finally sprouted, and I promptly removed their transparent grow dome. Six days later (Day 17), the first true leaves appeared. In total, three healthy plants sprouted in this single pot.

Unfortunately, the seeds in the other three pots failed to germinate. I had to replace them with new sponges and fresh seeds. This second batch ended up sprouting about 20 days later than the first, creating a bit of a staggered growth cycle.

The Establishment Phase (Day 23)

Once the parsley sprouted, I decided not to thin it out. I left all the sprouted seedlings in the pot to achieve maximum bush density and make the most efficient use of the footprint and light grid.

By Day 21, the first pot was showing robust leaf development. At this stage, I added a second dose of fertilizer (7.5 milliliters total), bringing the EC back up to 1.2 mS/cm. I also raised the LED panel slightly to prevent any leaf burn on the new growth.

The Growth Explosion (Day 35)

From this point on, the parsley took off rapidly, with noticeable changes tracking day by day. The root system was becoming increasingly branched, long, and bright white.

By Day 35, the parsley in the primary pot had grown substantially larger—enough that I couldn’t resist plucking a leaf to taste-test it. Meanwhile, the second batch of delayed seedlings was just beginning to establish themselves. This created a temporary structural imbalance in the garden that I had to manage.

Read more: Growing Basil in an AeroGarden Bounty: A Deep-Dive Case Study

Nutrient & Water Management

Throughout this entire growing cycle, I never performed a full reservoir change or deep clean; I strictly topped off the water. Once the parsley reached its maximum size, it became incredibly thirsty, requiring a top-off every other day.

1. Watering: I used tap water pre-adjusted to a pH just below 6.0.
2. pH Stability: I monitored the pH closely. If it drifted outside the 5.5–5.9 range, I corrected it immediately. Interestingly, about two weeks into the cycle, the bio-system stabilized entirely on its own at a steady 5.9.
3. Fertilizers: After the initial setup doses, I managed feeding entirely by tracking the EC. Whenever the reading dipped below 1.5 mS/cm, I added a fresh dose of nutrients.
4. Lighting: As the curly parsley grew taller, I progressively raised the hood, keeping a consistent 2-to-3-inch gap between the canopy and the LEDs.

Read more: Growing Oregon Spring Tomatoes in the AeroGarden Farm 12XL

Pruning & Harvesting

By Day 43, the parsley in the dominant first pot had grown so dense that it was completely shading out the second-wave seedlings. It was time for a major harvest.

Using sharp pruning shears, I carefully cut away the mature outer stems. These were the largest and oldest leaves on the plant. I left the smaller, younger stems in the center intact to keep the plant producing.

This heavy prune opened up the canopy, allowing the second batch of seedlings to finally get enough light to compete on equal footing. Within just a few days, a flush of new stems emerged from the center of the main pot, and the entire system recovered beautifully.

Read more: 6 Best Plants to Grow in AeroGarden Bounty

Overcoming Challenges

Aside from the initial uneven germination, this run was incredibly smooth.

Thanks to the supplemental air stone, the root mass stayed pristine, white, and completely free of root rot. I also set up a small oscillating fan on a timer to keep air moving around my indoor setups, which successfully prevented any powdery mildew or fungal issues on the dense foliage.

Even though the roots grew massive and filled out the tiny tank, they never interfered with the AeroGarden’s built-in pump or water-level sensor.

Read more: 7 Common AeroGarden Problems (And How to Fix Them Fast)

Final Yield (Days 50–70)

It took a total of 70 days to achieve the peak results shown in the photos. However, if all four pods had germinated at the exact same time, I easily could have hit this volume by Day 50.

Ultimately, I ended up with two massive, dense bushes of curly parsley in the Harvest system. By harvesting continuously over the course of a month, I walked away with 4 large, commercial-sized bunches of fresh parsley.

Costs vs. Results

In the end, producing those 4 massive bunches cost a total of $7.68, breaking down to roughly $1.92 per bunch.

What do you think? Is a massive bunch of homegrown, pesticide-free curly parsley worth two dollars? Let me know your thoughts in the comments below!

Preparation and Planting (Days 1–14)

After assembling the system, I filled the tank with standard tap water and let it settle. The next day, I began preparing the reservoir.

First, I calibrated my Aqua Master P50 Pro pH meter. The initial water pH was 7.8—a typical baseline for my local tap water. Using General Hydroponics pH-Down, I lowered the pH to a stable 5.7. To maximize root oxygenation, I also equipped the tank with an external air stone connected to an aquarium air pump.

Next came the nutrients. I chose the General Hydroponics FloraSeries base nutrients, adding 3 milliliters of each part (Glow, Micro, Bloom) per gallon of water, totaling 7 milliliters from each bottle for the initial fill. After mixing, my Aqua Master E60 Pro read an EC of 1.2 mS/cm—a perfect starting point.

Note: I dedicated one half of my AeroGarden Farm 24XL to the Thai Dragon pepper, leaving the other side available for different plants.

For seeds, I opted for Lake Valley Seeds due to their excellent germination rates. I placed two seeds into a single growing sponge inside a mesh pot, positioned the pot in the center of the growing deck, and covered it with a clear humidity dome.

I lowered the LED panel to its lowest position to maximize light intensity for the upcoming seedlings, leaving a gap of just a few inches. The light timer was set to 16 hours on and 8 hours off.

By the ninth day, the seeds sprouted and the first stems emerged. Two days later, I removed the humidity dome, thinned out the weaker sprout to leave the strongest single seedling, and slightly raised the light panel.

Read also: Growing Basil in an AeroGarden Bounty: A Deep-Dive Case Study

The Vegetative Stage (Weeks 3–6)

During this phase, the Thai Dragon grew rapidly, pushing out larger leaves daily. As the plant stretched, I continuously adjusted the LED panel, maintaining a minimum 2-inch gap between the lights and the top leaves to avoid light burn.

In the third week, I administered a second dose of fertilizer (21 milliliters total of the FloraSeries). I also supplemented with 5 milliliters of General Hydroponics Cal-Mag. Peppers are heavy calcium and magnesium feeders; this addition prevents nutrient deficiencies and ensures healthy fruit development later on. Following this feed, the EC rose to 2.0 mS/cm.

I decided not to prune or top the Thai Dragon, choosing instead to let it grow naturally. The plant responded well, exploding with vegetative mass after the second feeding. Throughout this period, I checked the pH and EC daily, only topping off the reservoir with fresh water that had been pre-adjusted for pH.

Read also: Growing Oregon Spring Tomatoes in the AeroGarden Farm 12XL

Flowering and Pollination (Weeks 7–10)

Toward the end of the second month, the first flower clusters began to form, opening into crisp white blossoms a few days later. This was my cue to start pollination.

While I had a small fan running in front of the Farm 24XL to provide steady airflow and strengthen the stems, I preferred to ensure a high fruit set manually. I took a cotton swab and gently ran it inside each open flower, repeating the process over several days as new blooms appeared.

A small percentage of the blossoms wilted and dropped, which is completely normal. The sheer volume of remaining flowers meant a massive yield was still on the way.

By week 10, the EC dropped to 1.8 mS/cm as the plant heavily consumed nutrients. I replenished the reservoir, but this time I omitted the Grow bottle and only used FloraMicro and FloraBloom to support flowering. This brought the EC up to 2.5 mS/cm.

Read also: Growing Quick Snack Cucumbers in My AeroGarden Bounty

Fruiting (Weeks 11–15)

Once the flowers dropped their petals, tiny green pepper pods quickly formed in their place. Because the Thai Dragon is an indeterminate grower, it continued to flower even while producing fruit—creating a continuous conveyor belt of blossoms and peppers.

The pods filled out steadily, reaching their full size by the end of the third month. To support this massive fruit load and ensure proper ripening, I maintained a high nutrient concentration, keeping the EC stable at 2.5 mS/cm to match the plant’s high transpiration and feeding rates.

Read also: A Guide to Growing Fairytale Eggplants in Your AeroGarden Farm 12XL

The Harvest (Weeks 16+)

By the fourth month, a large majority of the peppers had turned a vibrant, glossy red. My first major harvest yielded 10 ounces of fresh peppers.

Because the plant still carried dozens of green fruits at various stages of growth, the harvest continued for well over another month. Over the entire lifespan of this single plant, the total yield reached 1.2 pounds (approx. 544 grams) of Thai Dragon peppers.

Costs vs. Results

In the end, I produced 1.2 pounds of premium hot peppers for a total operational cost of $32.30. That breaks down to roughly $26.92 per pound.

What do you think about these numbers? Is the cost of indoor hydroponic peppers worth the freshness and yield? Let me know your thoughts in the comments below!

Setting Up Your Bounty for Basil

I began the growing process by preparing the nutrient solution. I used standard tap water that had sat out for 24 hours to allow any chlorine to dissipate. After calibrating my pH meter, I found the baseline water pH was 7.8. I used a standard pH-Down solution to bring that number down to an optimal 5.9.

Next came the nutrients. My baseline water had an initial EC of 0.4 mS/cm. I opted for the General Hydroponics FloraSeries trio, adding 15 mL total (5 mL from each bottle: FloraGro, FloraBloom, and FloraMicro). As expected, this brought the reservoir’s EC straight to a target 1.2 mS/cm.

[Baseline Water: 0.4 mS/cm] + [15mL FloraSeries] = [Target 1.2 mS/cm]

For the planting layout, I wanted to run a small substrate experiment. I planted 3 seeds per pod across 4 pods total:

• Pods 1 & 2: Standard AeroGarden peat sponges
• Pods 3 & 4: Rockwool plugs

To prevent early algae development on the damp substrates, I crafted custom protective covers out of aluminum foil to block light from hitting the top of the plugs. Finally, I popped on the clear plastic grow domes, dropped the LED light hood to its lowest position, set the built-in timer to a 16-hour light cycle, and dropped an auxiliary air stone connected to an external air pump into the tank to maximize dissolved oxygen.

Read also:

The Germination Phase (Days 1–14)

By day 4, the first tiny sprouts broke through the surface. Within three days after that, true young plants were well on their way, prompting me to remove the plastic grow domes.

The germination rate was flawless—100% success across both sponges and the rockwool plugs. During the second week, I thinned the pods by using small tweezers to snip away the weaker seedlings, leaving just the single strongest plant per pod.

During this second week, I also administered a scheduled top-up of fertilizer, pushing the EC up to 1.8 mS/cm. The basil started out quite slow in those first couple of weeks, though growth noticeably accelerated right after that second feeding. As the canopy crept upward, I adjusted the Bounty’s light panel dynamically, maintaining a consistent 2-inch gap between the top leaves and the LEDs.

Read also: How to Grow Tom Thumb Lettuce in a Vivosun NFT Hydroponic System

Pruning and Training

Unlike standard guides, I chose not to aggressively prune or “top” my basil early on. Because I had multiple plants growing in a relatively confined footprint, I didn’t want them branching out horizontally too wide and choking each other out. Thanks to the sheer number of stalks, I still managed to develop an incredibly dense volume of foliage.

The only essential pruning happened around the two-month mark when the plants began throwing up flower spikes. I immediately pinched these flower clusters off to prevent the leaves from turning bitter and to redirect energy back into structural vegetative growth, which triggered a quick growth spurt.

My Biggest Mistake: I had planned to install a trellis system to support the massive stalks but kept putting it off. By the time the basil reached its peak height, the canopy was far too dense to safely retro-fit a grid. Without support, the heavy stems began leaning and falling over under their own weight.

Furthermore, a few late-sprouting seeds that escaped my initial thinning ended up surviving. Two of my four pods actually contained two fully grown plants, meaning I had 6 total plants competing for space in a 4-pod footprint. The basil ran out of physical room rapidly; it was simply too crowded for an AeroGarden Bounty.

Read also: Growing Oregon Spring Tomatoes in the AeroGarden Farm 12XL

System Maintenance

For the majority of the cycle, maintenance was incredibly straightforward:

1. Water Top-offs: Six mature basil plants drink an immense amount of water. I found myself topping off the reservoir every single day or two using pH-adjusted water.
2. Water Changes: Interestingly, I never performed a full reservoir flush or system cleaning during the entire cycle. The auxiliary air stone kept the water highly oxygenated, clear, and odor-free.
3. Parameter Monitoring: I checked the pH and EC daily. About once every two weeks, I supplemented with minor nutrient top-offs based on the current EC readings, successfully holding the environment stable between 1.2 and 1.8 mS/cm.

Read also: Growing Quick Snack Cucumbers in My AeroGarden Bounty

Troubleshooting Common Issues

Algae and Mold

While my DIY aluminum foil stickers kept algae completely at bay on both types of media, the dense, humid microclimate under the crowded canopy eventually invited a small amount of surface mold onto the pods. Early on, I wiped it away with a dry paper towel, but eventually ignored it once it became clear it wasn’t impacting the health of the stalks.

Root Rot

My main hurdle arrived during month two when the plants suddenly stalled out. A quick root inspection revealed a disheartening sight: the root mass had turned dull and brown. Root rot had set in.

Despite the heavy aeration from the air stone, the crowded root mass had choked itself out. To fix this, I dosed the reservoir with 5 mL of a beneficial bacterial solution (Bacillus amyloliquefaciens). The results were almost magical: within a single week, the root rot cleared up, vibrant white root tips exploded out of the mass, and the basil resumed rapid upward growth.

Air Circulation

To prevent future stagnant air pockets and fungal leaf spotting, I set up a small oscillating fan on a digital timer to blow a gentle breeze over the canopy a few times a day.

Read also: Hydroponic Mistakes That Cost Me My Harvest

The Harvest (Day 55)

By day 55, the canopy was an absolute jungle. While I could have easily picked individual leaves weeks prior, I intentionally waited until the system was completely maxed out to perform a massive harvest.

I chose a staggered harvesting strategy, taking portions of the plants over an extended period rather than cutting everything down to stumps at once. In total, the cumulative yield across the cycle matched what you would expect from six full-sized, soil-grown grocery store plants.

Costs vs. Results

Here is the exact financial breakdown of this indoor hydroponic run:

At a grand total of $7.50 for 6 massive plants, the production cost came out to a mere $1.25 per plant—a fraction of the price of store-bought fresh herbs, with vastly superior flavor and shelf-life

Phase 1: Germination and Sprouting (Days 1–14)

To kick things off, I germinated my lettuce seeds using two mini-seedling trays, filling the bottom of each tray about halfway with distilled water.

For the growing medium, I opted for standard hydroponic rockwool sheets, cutting them down into individual 1.5-inch cubes. In total, I prepped 80 cubes—40 for each seedling tray. I poked a half-inch-deep hole into each cube and placed three seeds inside. After covering the trays with clear humidity domes, I moved them under my LED nursery lights.

Within 3 to 4 days, the first sprouts emerged, and I promptly removed the humidity domes. During the first week, I thinned out the seedlings, leaving only the single strongest plant per rockwool cube.

By day 14, the Tom Thumb lettuce had developed several true leaves—a clear signal that they were ready for the main Vivosun NFT system.

Read also: Growing Quick Snack Cucumbers in My AeroGarden Bounty

Phase 2: System Setup & Transplanting (Day 14)

The Hardware Setup

I chose the Vivosun NFT hydroponic system featuring three tiers and four tubes per tier, offering a total of 108 planting spots. While I usually build my own hydroponic rigs, I wanted to see how a mass-produced, factory-made system performed.

The package includes a submersible water pump, timer, net pots, and growing sponges (which I swapped out for my preferred rockwool cubes). Notably, the system does not come with a reservoir tank, so you will need to source a separate tote or bucket.

While assembly was straightforward, the PVC frame construction feels a bit wobbly. Still, at a price point of $115, it’s a highly accessible entry point.

Lighting Configuration

Because this kit is technically designed for outdoor or greenhouse use, it doesn’t include integrated lights. Since I set mine up in my garage, I added my own LED grow lights:

• Top Tier: One 4-foot Boostgro Essential Grow Basic light (20 watts), which spans the entire length of the system. Cost: $49.99.
• Lower Tiers: Four flexible gooseneck grow lights per tier to ensure even coverage across the lower shelves. Cost: $88.00 total.

I hooked the entire lighting array to a digital timer set to a standard leafy-green schedule of 16 hours on and 8 hours off.

Water & Nutrient Tuning

The day before transplanting, I filled my reservoir with standard tap water. The baseline pH read a high 7.8, so I gradually added pH Down until the reservoir stabilized at a crisp 5.7.

For nutrients, I ran the classic General Hydroponics Flora Series, mixing 90 milliliters of fertilizer into the tank. This brought my initial electrical conductivity (EC) to 1.2 mS/cm—the sweet spot for young lettuce clones.

A Note on Aeration: I chose not to install an air pump or airstones. Because the water constantly cascades down through the multi-tiered pipes back into the reservoir, the system creates excellent natural aeration on its own.

Moving In

With the reservoir set, I transplanted my 80 lettuce starters into the 108 available slots, spacing them evenly across the grid to maximize airflow. On the top tier, I briefly tried using small wooden sticks to keep the seedlings perfectly upright, but I quickly realized it wasn’t necessary and abandoned the idea.

The lettuce experienced minor transplant shock and wilted slightly on day one, but within 48 hours, the root systems adjusted, locked in, and began growing rapidly.

Read also: Growing Crisp Butterhead Lettuce with the Kratky Method

Phase 3: Maintenance and Troubleshooting

Because NFT systems work by constantly washing a thin, highly oxygenated film of nutrient solution over the bare root tips rather than submerging them entirely, root health was phenomenal. I didn’t experience a single case of root rot during the entire 45-day cycle—even without forced air injection.

Maintenance was incredibly low-effort:

• I never did a full reservoir dump or water change; I simply topped off the tank with fresh water and nutrients when the volume ran low.
• I monitored pH and EC daily, making minor adjustments only when the parameters drifted out of range.
• To prevent tip-burn, stagnant air pockets, and fungal issues, I positioned an oscillating fan facing the system, programming it to run for 15 minutes every hour.

Read also: Hydroponic Mistakes That Cost Me My Harvest

Phase 4: Harvest Time (Days 35–45)

By day 35, the heads were fully mature. Instead of harvesting all 80 heads at once, I used a staggered approach, picking one fresh head every day right before lunch. For quick snacks, I would simply harvest the outer leaves using a “cut-and-come-again” method, allowing the core of the plant to keep producing.

Over the cycle, I pulled 80 beautifully formed heads of Tom Thumb lettuce. In terms of density and quality, they easily rivaled the premium living lettuce heads you find at upscale supermarkets.

Costs vs. Results

Breaking that down, each organic, homegrown head of gourmet butterhead lettuce cost just $0.26 to produce.

Given the low running costs and the high quality of the yield, I consider this garage experiment an absolute win.

What do you think of this setup? Would you try a commercial multi-tier NFT system, or stick to DIY? Let me know in the comments below!