:smoking: Hey Tex'! ..yeah, the curled edges are classic heat/transpiration stress, which can be caused by any combo of high T, low RH, and strong breezes,.... sounds like you moved up the lights already--? What is the T and RH in there, BTW?..... the yellow tips and rumpled looks of newer growth smacks of mild nute' burn, so ease up on the feed conc., and see if it halts,... Bro', I can't make out the spots on the leaves well enough to diagnose, can you get me a normal light close-up please? the details are critical to distinguish which deficiency is in play here,... and where on the plant it's at-- low, mid, higher up,...