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votes
1answer
298 views

How do I know when hydroponic lettuce is ready to be harvested?

I will be growing lettuce hydroponically using an NFT system and HO 54w T5 6500k lights. I will be using an organic nutrient solution (AN Iguana Grow) as well. I have ordered some certified organic ...
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2answers
219 views

NFT Hydroponics for Lettuce

I am looking at building a small NFT system to test the viability of growing lettuce commercially for local consumption. Investigating options for NFT. Right now I am looking at using 3"-4" PVC or ...