curling up

Hey everyone, I just noticed my plants don’t look as healthy as they did a few days ago. I’m growing in 8” Grodan Blocks placed on top of Grodan Grow Slabs with slits cut at the bottom to help water flow out. I have made some changes to my grow tent lately (5x5x6.5 tall) so I’m wondering if any...

Hey guys, overnight some leaves have decided to do some massive twisting and some are pointed straight up. I am not 100% sure about what problem is causing this. The dark spots and curling seems indicative of a phos def. However I've also read nutrient lock outs/burns can cause twisting leaves...

Hello, I couldn't find a sub forum for posting about diagnosis so if I posted this in the wrong location please forgive me. This girl is five weeks into a 12 week flowery cycle, in the last few days Her leaves had started turning yellow and now they are curling up. I did some research online...