Indoor FastBuds G14 Leaves Curling Up on Side of Leaves

[Gimemy]

I'm hardly any expert having my own problems I've got to autoflowers that won't bloom after 9 weeks and two that are just fine except for the brown tips a little bit of nutrient burn on the tips with the older leaves curling and the new leaves look fine but will curl After Time I'm trying to figure out my problems because I've got 10 six shooters starting next week and I want to do things right have been looking over the replies in the questions on this website and have gained lots of knowledge