If its yellowing out, no food isnt the best idea usually. Id keep feeding, with micros. And then give more specs on the grow. Lights used, feeding and feeding schedule along with feed used NPK values, ppms, soil type, humidity p, temps, ect..I started watering it with regular water and clipped the ones like this off I am using a 3 gallon smart pot about half way full of soil. Could it be because lack of spil
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