Test bud about a week from harvest. GG4, Fox Farm soil, under 1k HPS, supplemental 4ft t5 AgroMax Pure UV bulbs run for 30 minutes daily.
Oh and 720nm DIY far red leds run for 15 minutes after lights out. 13 on, 11 hours off. Tap water, pH to 6.4ish. Mammoth P, FF nutes in veg, Miracle Grow...