Subbed up!
Bibo nice to see you got her back on track again,yh sweet seeds do not need lots of nutes,mine are on full bloom and only on 1.3Ec with PK, and she seem very happy with that but mine is coco,i no hydro they seem to eat more up as roots get biger,keep an eye on ec and up her when she ask for it.
COB = Circuit on board.
Most LED are COB. Its a selling gimmick. Their leds man. Right? I could be wrong.. but I readed this on the internets so it musted be truuuuuu right
However, as I explained to them, I didn't particularly care if it was sold as a Unicorn Attraction Beam as long as it put out a f*** load of highly focused red light to flower my plant and it really does.