Top Kolar going Crispy!

my top kolar is going dry and crispy, its on week nine and nearly ready to crop whats wrong with it its only just started happening?? nice one to anyone who can help!

Mr. Obvious here.. How far away are they from the lights??

What kind of lights are you using?

move the lights up dude

LOL yeah my buds are catching on fire when I light them with a lighter, what do you guys think is the problem??????