leaf curl

Hello all and thanks for taking a look. Details: started seeing what I thought might be heat stress in a few of the plants; not all. Very slow leaf curl that doesn’t get better when cool, but rather is very slowly curling. I was low on fed at the beginning of flower because I was using the...

I have a nana sorbet by square one in FFOFabout 2 months from seed. Amending with down to earth but this has been happening before adding anything. The leaves also don’t get any bigger on the new growth that has the twisting. They just stay smaller but the earlier growth on plant was normal, and...

It started with them looking a little too green. I thought I was doing a good job, then over night they turned on me... leaves curling, some burning and dark spots on some leaves☹️. I’ve flushed twice not sure if that was the right thing to do. They both had ppm over 1000 and ph over 7 around...

Hi everyone. I’m rocking a new set up and I transplanted some nice clones the other day but a few of them seem to be suffering a bit. I’m not sure if it’s heat and/or light stress, a little bit of nutrient burn from the new home, maybe low humidity stress with low ambient temp and high direct...

Two types of problems on 2 diff plants. First leaf tips and blades are curling up and look almost burned or yellowish. Second is more severe. Leaf ends curled down and almost dried up, these are some drastic curles. Growing in 2Gl air pots, 600W MH light hung 34” from plant tops. Growing in...

Hi everyone so my first time here my first grow auto blue prymaid just the one litlle girl 4gallon fabric pot biobiz all mix using a 600w hid running at only 250 w now, she's 2 weeks old today and noticed a lot of upwards leaf curl so I've uped my lights to avoid over heating I'm running an...