All the corrective actions I would take are. As follows.1.transplant now .a 2 gallon pot for that size plant isn't big enough.2.check your tds before u add anything to the. Water.if its to low add cal mag.sphagnum peat moss naturally leaches calcium and magnesium.3.get your p.h.issues in check.there is a good artical around here knob run off and corrective actions. Also make sure the pots there going in have adequite drainage.