Well everyone I have 2 autos dutch passion, white widow and think diff I noticed the other day that the leaves started to droop and kinda curl on leaf tips i looked it up and foundbit was nitrogen toxicity, just wondering shud I give them cal/mag along with just water and no nutes or shud I just cut back on the amount of nutes? their on day 21 now im using sensi grow A+B, canna Terra pro plus, 600w hps, canna mono cal/mag and canna rhizotonic light is on 20/4 cycle as well help please:-(