Marc, I've been having the same problem, I think its either Nute burn or the pest spray i've been using, but i'm still not sure.

Mand, can light difficiancy cause such a problem?
Slimpickuns Reviewed by Slimpickuns on . Slow death I've come to the conclusion that this plant is on it's way out. Really bums me out too as it's the first female I've had show it's head. I think it may have been pH that's hammered it as I haven't been fertilizing these things hardly at all (maybe that's the problem!) so it can't be fert burn. No way. And no I haven't been using Miracle Grow. Flushed it with pH adjusted water (6.6+) but that was only a few days ago but I thought that would take care of the necrosis and overall unhappy look of Rating: 5