The first leaves appear to be yellowing? I watered with 1 part hydrogen peroxide 4 parts water about 5 days ago due to fungus gnats, could this have caused problems? Will post pics later when lights come on
Strain-lemon kush from Herbie's
Medium-100% coco coir
Lighting-400w mh (veg) hps (flower)
Grow space-1mtr × 2mtr tent.
Nutes-dutch master advance grow A&B
Dutch master gold bloom A&B
I think that's everything if you need more information just ask.
Will upload pics when I figure out how :p