thk u guys so much for replying! Nexus i check ph at least 3 times a day every day like clockwork.and Jack i shake all my nute pretty good before i mix , but i'll make sure i really shake my ph down now thx, and i added 15ml of h2o2 to 4gall of water last night during sleepy time , noticed some healty roots growing at root ends,and is it ok if my water lvl is about 1" away from the bottom of the net pot?the roots are almost to the bottom of the 5gall bucket? just asking and agin thk u guys for responding!!!