I obtained rock tough buds with each. The gavita i ran literallyfor 1x 12hr cycle.then ripped them out and went back to cmh. Back within the early 600hps several years, a pgr was employed. This was prior to finding out pgr's had been lousy. The cmh with co2 manufactured the https://martinbrwbg.blogsvirals.com/32885980/hybrid-hemp-strains-fundamentals-explained