PLANTS & GROWING
When to Harvest Hydroponic Plants: Reading the Signals
Knowing when to harvest hydroponic plants comes down to reading the plant, not the calendar. Leafy greens are ready when…
Grow Guides Library
Detailed tutorials, research-backed theory, and step-by-step instructions.
PLANTS & GROWING
EQUIPMENT & SETUP
Cleaning Clogged Air Stones: Restoring Bubble Output
The quick answer: A clogged air stone is soaked in white vinegar or dilute 3% hydrogen peroxide (2-3 mL per…
RESERVOIR & WATER MANAGEMENT
Hydroponic Water Source and Treatment: The Complete Guide
The water you start a hydroponic reservoir with sets a floor your nutrients cannot lift you above. My Swedish municipal…
SCALING & COMMERCIAL HYDROPONICS
Vertical Farming at Home: Stacking Hydroponics for More Yield
Vertical farming at home means multiplying your growing area without taking more floor space — and the one rule that…
PLANTS & GROWING
Best Crops for a Cold-Climate Winter Hydro Setup
The best crops for a cold-climate winter hydro setup are fast leafy greens and hardy herbs — butterhead and loose-leaf…
SCALING & COMMERCIAL HYDROPONICS
Selling Hydroponic Produce Locally: Channels and Pricing
Selling hydroponic produce locally works because you are not really selling lettuce — you are selling freshness, traceability, and a…
PLANTS & GROWING
Growing Herbs in Hydroponics: Best Herbs to Grow
The best herbs to grow hydroponically are the fast, soft-stemmed kitchen herbs — basil, mint, chives, cilantro, dill and parsley…
VINING FRUIT CROPS
Hydroponic Zucchini and Summer Squash: Space and Support
Zucchini and summer squash are the space bullies of hydroponic vining crops. Their leaves are enormous, they transpire hard under…
EQUIPMENT & SETUP
Quiet Air Pumps for an Indoor Grow Room: Killing the Buzz
Quick answer: The buzz from a hydroponic air pump is almost never the motor itself — it is vibration transmitted…
VINING FRUIT CROPS
Growing Beans Hydroponically: Bush vs Pole in a Soilless Setup
Beans are the easiest fruiting crop to grow hydroponically, and the one most growers overfeed. They’re legumes — lean feeders…
GROW LIGHTS
Photoperiod Through Short Days: My Winter Light Schedule
Photoperiod — how many hours your light runs each day — is the second half of the winter light equation,…
EQUIPMENT & SETUP
Reusing Hydroponic Growing Media: Clean, Sterilize, Reuse
You can reuse most hydroponic growing media if you clean and sterilize it properly — clay pebbles last for years,…