harrychilds
Well-Known Member
My plants are really small, they are about 3 weeks old. They are dimmed under a lumetek 465w led at 25% and are receiving around 130/140 ppfd. When should I turn it up to 50%? And how come stuff is growing on top of my coco? is it a salt build up? 65% Humdity, around 23 and 25c. The E.C is 0.9