Free Hydroponic Building Plans

Indoor Shelf DWC Space Saver

A compact deep water culture system that fits on a standard wire shelf. Perfect for apartments and small spaces. Grows up to 24 heads of lettuce at once.

Cost: $85-$120

Build: 45 min

Kratky Mason Jar Herb Garden

The simplest hydroponic build possible. Wide-mouth mason jars and the passive Kratky method grow fresh kitchen herbs with zero electricity and zero pumps.

Cost: $15-$30

Build: 5 min

3 builders

DWC 5-Gallon Bucket System

The classic single-bucket DWC setup for growing one large plant. Perfect for peppers, tomatoes, or a massive basil bush indoors or outdoors.

Cost: $25-$45

Build: 20 min

1 builder

NFT PVC Pipe Wall System

A wall-mounted NFT system using PVC pipe channels. Grows 12 plants of lettuce and greens in just 2 feet of wall space with recirculating nutrient flow.

Cost: $80-$120

Build: 2 hrs

Wick System Starter Tote

A passive wick system in a simple storage tote. No pumps, no electricity - just cotton wicks drawing nutrients to 6 plants of herbs and microgreens.

Cost: $20-$35

Build: 15 min

Ebb & Flow Flood Tray Garden

A versatile flood-and-drain system with a 2x4 ft tray. The timed wet-dry cycle supports everything from delicate herbs to fruiting peppers and strawberries.

Cost: $100-$160

Build: 1.5 hrs

DWC Vertical Bucket Tower

A vertical stack of four 5-gallon DWC buckets on a wooden frame. Grow four large plants in a single square foot of floor space.

Cost: $60-$90

Build: 1.5 hrs

DWC 18-Plant Storage Tote System

Two 27-gallon totes with 9 plants each create an 18-plant lettuce and herb factory. Simple DWC with shared air pump.

Cost: $70-$100

Build: 45 min

DWC Floating Lettuce Raft

A commercial-style floating raft system scaled for home use. A styrofoam raft floats on a shallow reservoir, growing 24 heads of lettuce at once.

Cost: $50-$80

Build: 30 min

DWC Strawberry Bucket Garden

Four 5-gallon DWC buckets configured specifically for strawberries, with tips for runners, hand pollination, and berry-specific nutrients.

Cost: $45-$70

Build: 30 min

DWC Classroom Demo Kit

A mini DWC in a clear container designed for schools and kids. Watch roots grow in real time and learn plant biology hands-on.

Cost: $15-$25

Build: 10 min

DWC Indoor Tomato Garden

Four 5-gallon DWC buckets optimized for indoor tomatoes with trellis support, tomato-specific nutrients, and pollination tips.

Cost: $80-$120

Build: 1 hr

Kratky Lettuce Factory Tote

A no-pump, no-electricity lettuce factory in a single 8-gallon tote. Six heads of lettuce grow passively using the Kratky method.

Cost: $20-$35

Build: 10 min

Kratky Windowsill Microgreens Tray

Grow nutrient-dense microgreens on your windowsill with a shallow Kratky tray. Harvest in just 7-14 days with almost zero effort.

Cost: $10-$20

Build: 5 min

Kratky 5-Gallon Pepper Bucket

A single 5-gallon bucket grows one big pepper or tomato plant with zero electricity using the passive Kratky method. The ultimate low-cost, low-effort setup.

Cost: $15-$25

Build: 10 min

Kratky Balcony Salad Garden

Ten Kratky totes on a small balcony grow a complete salad garden - lettuce, spinach, kale, and herbs - with no pumps and no electricity.

Cost: $40-$60

Build: 30 min

NFT Tabletop Lettuce Farm

A compact 2-channel NFT system that fits on a table or countertop. Recirculating nutrient film grows 8 heads of lettuce in a small footprint.

Cost: $50-$75

Build: 1 hr

NFT Vertical Wall Garden

A stunning 4-tier wall-mounted NFT garden growing 20+ plants of lettuce, herbs, and strawberries. A living wall that produces food.

Cost: $120-$180

Build: 2.5 hrs

NFT Greenhouse Channel System

A large 6-channel NFT system for a greenhouse or garage. Grows 36 plants at semi-commercial scale with recirculating nutrient flow.

Cost: $150-$220

Build: 3 hrs

NFT Microgreens Production Rack

A 4-tier rack with thin NFT channels optimized for continuous microgreens production. Semi-commercial scale for markets or restaurants.

Cost: $130-$190

Build: 3 hrs

Drip Bucket Tomato & Pepper System

Four 5-gallon buckets with drip ring emitters and a recirculating reservoir. Built for big fruiting plants like tomatoes, peppers, and cucumbers.

Cost: $80-$120

Build: 1.5 hrs

Drip Strawberry Tower

A vertical PVC tower with 20 strawberry pockets and drip irrigation from the top. Grows a massive strawberry harvest in just one square foot.

Cost: $60-$90

Build: 2 hrs

1 builder

Drip Patio Cucumber Trellis

Two drip buckets with an A-frame trellis grow cucumbers vertically on a patio. Recirculating system with easy vine training.

Cost: $50-$80

Build: 1.5 hrs

Ebb & Flow Herb Garden Tote

A compact single-tote flood and drain system for 8 herbs. Timer-controlled flooding gives roots the perfect wet-dry cycle.

Cost: $60-$90

Build: 1 hr

Ebb & Flow Vertical Shelf System

A 3-tier wire shelf with flood trays on each level. Grow 24-30 plants vertically with timed flood-and-drain cycles and integrated grow lights.

Cost: $150-$220

Build: 2.5 hrs

Ebb & Flow Outdoor Veggie Bed

A large 4x4 ft outdoor flood table for mixed vegetables. Timer-controlled flooding supports everything from leafy greens to fruiting peppers and tomatoes.

Cost: $130-$180

Build: 2 hrs

Wick System Window Box Herbs

A long window box planter with a wick reservoir underneath. Grows 8-10 herbs passively in a kitchen window with zero electricity.

Cost: $25-$40

Build: 15 min

Wick System Classroom Science Kit

An educational wick build using recycled 2-liter bottles. Great for school projects and teaching kids about plant science and capillary action.

Cost: $5-$15

Build: 10 min

Wick System Kids' First Garden

A fun, colorful wick build designed for children using recycled containers. Includes educational activities about plant growth and capillary action.

Cost: $10-$20

Build: 15 min

Aeroponic Cloning Bucket

A single 5-gallon bucket aeroponic cloner for propagating plant cuttings. Root new herbs, tomatoes, and peppers in days instead of weeks.

Cost: $35-$55

Build: 45 min

Aeroponic Tower Garden

A vertical PVC tower with misting nozzles grows 20-30 plants in a single square foot. The fastest-growing system for leafy greens and herbs.

Cost: $120-$180

Build: 3 hrs

DIY 5-Gallon Bucket Hydroponic System

The most popular DIY hydroponic project in the world. Build a complete Deep Water Culture system in 30 minutes with a 5-gallon bucket, air pump, and nutrient solution. Grows lettuce, herbs, peppers, and tomatoes.

Cost: $25-$45

Build: 30 min

Classroom Hydroponic System (Easy STEM Project)

A simple floating raft DWC system designed for classrooms. Grows 8-12 plants on a single table, teaches biology, chemistry, and engineering. Perfect for STEM programs and science fairs.

Cost: $35-$60

Build: 30 min