Final weeks of flower and these orange spots have been popping up. It doesnt rub off onto fingers so dont think its rust mold. I give 5ml of budrite a and b each feed and recently started giving .5 a ml of calmag. Is it anything to worry about? Will it still be fine to smoke?
Learn all about cannabis phosphorus deficiencies. Phosphorus is essential to cannabis bud production, so it's important to correctly spot deficiences, fast.