What are you feeding it. PH?
It could be a number of things. Without this info, we can't tell. It could be your ph is off. It could be a nutrient deficiency. It could be over watering.But I doubt that.
Jdog7000 Reviewed by Jdog7000 on . Couple questions.. Heres a few different pics from one of my plants... also some new growth is coming out dead.... and blackish... its about 12 days into flower any help is appriciated. Pic 4 is a different plant and the whole thing has like a powdery white residue all over it.. Any idea what it could be? pic 5 is a clone I had a thread about my clones with lower leaves turning yellow then dieing. My clones are in foxfarm ocean forest soil so I was thinking maybe its from the nutrients in the soil.. I Rating: 5