Hydroponics grows food in water, no soil needed, and uses 13x less water than field farming. This science-backed guide covers systems, costs, crops, nutrients, pH, and light so you can start today.
Start here
Your path from zero to first harvest
No yard, no experience, no expensive kit required. Follow these four steps in order and you'll be eating food you grew, often within a few weeks.
- 01
Understand the basics
What hydroponics actually is, why it works, and which method fits your space and budget.
Read the beginner guide → - 02
Pick your first system
From the no-pump Kratky jar to a countertop kit. Choose the simplest setup that fits your life.
Build a Kratky jar → - 03
Get the numbers right
Nutrients, pH, and light are the three dials that decide whether your first crop thrives or stalls.
Learn pH and nutrients → - 04
Choose what to grow
Leafy greens and herbs are forgiving and fast. Pick a crop that matches your light and your patience.
See what grows best →
Good first reads
Grow lettuce in 30–38 days without a pump. This Kratky method guide covers container sizing, the air gap rule, nutrient mixing, and 4 common mistake fixes.
Mix your first hydroponic nutrient solution right: EC 0.8–1.8 mS/cm, pH 5.5–6.5, step-by-step guide from OSU and MU Extension to avoid nutrient lockout.
When you want it all in one place
The Hydroponic Crop Guide
The 10 best plants to grow at home, each with its exact numbers and harvest window.
$9.99
See what's insideInstant PDF download · 7-day refund
