You've got a problem.
Fert burn or deficiency, pH, and heat are all likely culprits... pics and a description of what you're doing would help LOADS.
Mite damage to the point of defoliation would be pretty obvious; look for white speckles like overspray on the surface of the upper leaves.
stinkyattic Reviewed by stinkyattic on . concerned about crop i'm 4 weeks into bloom with my plants but are a bit concerned cos i'm lossing a lot of leaves thus leaving bare branches and bud is this normal or have i got a problem. ill try and post some pics Rating: 5