Over-watering or root problems could be contributing causes, so do check that the medium is draining well. Recheck the feeding schedule and accommodate necessary changes in nutrients. Good luck with your recovery.
The promi
That's what I am using. also for veg the powder from advanced "grow" don't have a pic of that one.
Maybe try using the 14-0-0 at half strength. Thats a pretty strong dose. Your plants are at the stage where a simple 4-4-4 would be more than enough.
Long story short I was recently added to this project and they were definitely using wayyyy to much nutes and feeding way to much.
Yes! thank you, we did that the other day when I took that pic
Definitely.
So for clones we use Rockwool cubes, would it be better to plant the rock wool