I had better luck with hps indoors. It's a lot cheaper to get 600w of hps than 600w of good quality led. Also, the heat generated from hps goes towards heating the house.
But here electricity is dirt cheap.
OG Kush planted late in the first week of july
Had to make the call to harvest today. Too early to my liking but a hard frost coming and branches almost touching the ground.
growing with coco is like growing with rock wool. you need to treat it as hydro. Everytime you water you should get 25% runoff and measure runoff ec. It shouldn't be much higher than the input ec. If you let it dry out. chances are your ec is the coco is way too high. Flush it once with straight...
i cannot believe weed is still illegal in some parts of the world.
But yeah no need to sex plants until they flower. You'll have plenty of time to pluck the males out. maybe keep one male to make more seeds or even go colloidal silver and make feminized seeds:weed:
purple stems are nothing to worry about. but you definitely overfed at some point. overfeeding can cause elements to compete with each other and show deficiencies. keep up the good work