This will help, take a look at the chart below, and compare to your plants condition to find whats wrong. :thumbsup:
BONG0 Reviewed by BONG0 on . Brown, curling leaves... Could this be a magnesium deficiency? or is it Heat burn? i have my plant under 4 cfl's about 2 inches away from the plant.. so i see this as unlikely... what do you think?:( Rating: 5