leaf tips

Everything is going swimmingly except the very tips of my leaves. Any ideas? Humboldt Hella Jelly, PPFD 460, Living Soil ”light” and amendments, 3 weeks into veg, 4 1/2 weeks from sprout.

Hey folks! :) I wanted to ask some more experienced growers about a problem I just discovered recently. On some of my plants, mostly the taller ones, the leaf tips started yellowing a bit and soon began to twist themselves (it pains me just to look at it :?). First, I only noticed it at the...

Hello everyone, Ive done a bit of research but cant quite understand why my leaves are doing what they are doing. I stopped giving them both nutes approx a week ago as they will be ready in 2-3 weeks. Where I am there has been a few very hot days around the 40 degree celcius mark. The plant...

Thx for the helo guys

Bag seed strain 20 inches under 400w HPS with 100 true watt supplemental LED’s, Fox Farm Trio Nutrients with Coco/Fox Farm Soil, humidity 35%, ph 6.8. If it’s nutrient burn, should I flush it with plain water?

Leaf tips on bottom leaves going yellow on tips with some black/brown spotting on the leaf edges and the base of the leaves are curling up a bit. This seedling was growing very slowly in rockwool from day 5 to day 12. The rockwool wasn't drying out so only watered it three times in first 12...