Given no useful information, no one will be able to make a diagnosis.
Here...
http://boards.cannabis.com/plant-pro...anted-one.html

Tell us about your bottled water. Is it drinking water? Is it tonic water? Is it distilled?

Fill out the form. I think you've got a problem with your water source, either pH or sodium levels, and that looks like a soilless mix... again, you NEED to be checking pH on the medium until you are confident that its behaviour is predictable.
stinkyattic Reviewed by stinkyattic on . No idea whats wrong Hey every1, having some trouble with my lr2's. There is some brown spots on the leaves that are quickly spreading across them, its only on the biggest fan leaves no probs on the buds. The ph of the water is neutral 7 (or so the bottle says). The other pic is my big lemon skunk aint she lovely? Rating: 5