im getting the same problem in hydro...im 3 wks into veg from clone,ph constant 5.5-6.0,ec of 1.0-1.4,they 12-16'inch tall and the same wide so i just gone to 12 12 b/c of space,leef curling down is a problem iv had before and it all worked out fine but these cuts are from a bad mother and i...