seedling help

Ive planted 4 seeds in rockwool and put them in the humidity dome with heating pad. today 2 of the seedlings surfaced. One of the seedlings leaves were wide open a couple hours I check back on them and the leaves had closed back and I noticed a yellowish brown mark under one of the leaves. Also...

Hello, again 420 members. A quick question, How long (if at all) Can I keep 1 Seedling under a CFL Desk lamp. You see I live in Southern Cali Where the weather has gotten to it's peak of 115 degrees, The sun at a full 12 hours would burn her to a crisp. I will be placing her outside in some...

theyre going into a caps ebb and gro bucket system. no roots have broken thru the rockwool yet. just wanna know when they should be transplanted and if roots do emerge from the rockwool can they stay in the tray and be hand feed? and info is greatly appreciated