I'm no hydro expert but I'm pretty sure you gotta keep spraying them. Is there an air stone in the water that the roots are sitting in? I may be confused about the question. If things are goin well then I'm sure you got it!
richardskinner Reviewed by richardskinner on . Aero-grow question Once the roots are well developed and dip down into the nutrient solution do I still need to run the water pump and spray them, or can they pull up nutrients all by themselves? Rating: 5