Hi there, A little more info please. What Grow area, What Lighting, How old are they, Are they in veg or flower, What are you growing in, What is your nute strength ppm/ec, Nute ph, Runoff ph, Have you flushed recently, Photos of the affected plant with close ups of the affected area. More info please Snoochie Boochies!
10 gal pots fox farm dirt for farm chemicals ph is right where it should be about 6 I have been flushing them for 3 days... because when I feed them this tiger bloom I think I put 2 much in it is turning all the leafs on 1 plant yellow the other just needed water but I put the same amount of chemicals in the one in front as well anything would help just let them grow the leafs are dieing and falling off the bottoms... They are 20 days into flower