If Jorge\'s pics are accurate, it could be a K deficiency too..

I\'d go with a flush first with ph balanced water and resume regular feeding at possibly a bit lower nutrient strength.

Peace,

Farmer Rich
Farmer Rich Reviewed by Farmer Rich on . Is this something to worry about? Ok I'm in the 5th week of flowering some of the leaves have mold very few of them. (see pictures) Some of the leaves more than a few seem like the edges are burnt and the tips are curling. (see pictures) Whats the cause of these things and is it soemthing to worry about? thanxs Rating: 5