curling up

Bottom leaves curling up and turning patchy brown/blackish before wilting on falling off. Any help would be appreciated!

Autoflowering Plant is almost 9 weeks old, plant was kept under sunlight as a sappling and caused it to stretch and slowed down growth but whatever not the problem. Under sunlight plant started to curl, moved to 20 watt led which was still insufficient (only provided 200ppfd) and caused curling...

Hi! This is my first time growing (4 plants). One of the plants had some "birthmarks" from the start(seedling phase). 3 days ago I noticed 2 more plants were getting some blemishes and looked a bit unhealthy, and leaves curling slightly upwards around the edges, I tried to search forever, and...

Hello all! I was hoping to ask a few questions about my rdwc system. I have 4 plants growing, each a different strain. I know this isn't recommended, realized my mistake after germ. The four strains, from best looking to worst, are: Turbulent Juice, Grape Gas Station, Panama Pupil V3, and...

I’m uploading some pics. One tip seems to be yellow and at the bottom 2 leaves died out already. And then my other problem is the leaves seem to be curling upwards.

Hey guys, So today I went out into the garden and noticed on one of my tops, all of the leaves are wilted and hanging down completely. When I checked on the plants yesterday there was no issue. At the top around the biggest part of the bud, all the leaves are pointing up towards the sky, but...

My 2 Starkiller plants both have this. Plants-Starkiller (Rare Dankness) Light- 600w MH 1/ Bubbleponics (Top-Feed DWC) 1/ Coco Coir (No Perlite) Nutes- GH Flora Series, Superthrive, B1, Cal-Mag, & Hydroguard. Temp 77-81F PPM- 450 PH- 5.8 (I just topped this plant but the problem came before...

Hello everyone! I am a first time grower. I planted seeds 8 days ago and my progress pictures are attached to this post. I am seeing a few potential problems and a requesting some advice from experienced growers before I try and solve these issues. 1.) Middle area of first set of real leaves...

I have 4 plants outside in a greenhouse. 2 are doing AWESOME (northern wreck and harlequin) and 2 that have problems. They've all been treated exactly the same as far as water and nutrients. the 2 with issues have leaves curling up and yellowing in the middle of the plant. could over watering...