got some clones from the dispensary they were in a gro block. Had root growth all over transplanted into soil one looks healthy the other one is turning yellow at the top of plant just fed with 1/8 strength organic fertilizers ph is 6.5 light was about 3 inches off em. Moved led to 7 inch above them tips still are curling and dried spots using a very organic soil
.Why do you give them nutes when they looked fine ?Your soil has nutes in it ,then you added more .,just for the heck of it Taco leaves from heat stress , light to close . Also brown leaf tips from nute burn Nitrogen Toxicity from too much fert . Brown burnt leaf tips , random downward leaf curling and dark green color . check these links How to Prevent & Treat Cannabis Heat Stress | Grow Weed Easy Nitrogen Toxicity | Grow Weed Easy Tutorial: How to Grow Cannabis Indoors! | Grow Weed Easy