Stinky is right, but you are just bleaching them with the light. Move them down or go to 600W.
herbie the love bud Reviewed by herbie the love bud on . Yellowing thee weeks into Flr is it normal to have the leaves towards the top around forming colas go pale that early? In a satvia ominated plant (ak47). Using highgrades GH bloom formula. Do you need to add Mg when using about 140 ppm tap water? Will the tops being too close to a 1k hps cause overall yellowing at the tops? Thanks... Rating: 5