Is this pH problems?

Sup guys
Well, the leaf folding problem isnt getting any better but growth is maximum:jointsmile:
Oh and 4 days ago i decided id lst the shorter one since it didnt have as much under growth.. Its looking good and im pretty happy with that plant all together:)
The other one though....
just growing away but pale as hell! almost to the point where i thought it was a zinc def.
but yea no sex yet but they are going into 24 hours of darkness tonite and then we'll 12/12 it up:thumbsup: