Everything Hydroponics
3 minutes
Wick Hydroponic Systems Suit Small Herbs but Underwater Thirsty Fruiting Crops
A wick system draws solution up a cotton or felt wick into a medium by capillarity. Delivery is slow and fixed, fine for herbs and lettuce using well under 0.5 L/day but too little for a fruiting tomato that can transpire 1–2 L/day.