Never heard of the dark, but I pk at week 3 into flower and pk only for 1 week, no matter the amount of waters.
Jord0713 Reviewed by Jord0713 on . Just going to 12/12 when to start using booster and pk13/14? I have Some Blueberry Cheese and Some big Bud plants at the moment, i had from clones, iam using Canna range nutes and growing in Coca substrate soil. Iam in week 7 of Veg and tomorow iam turning to 12/12, i was just wondering should i use my veg nutes for the 1st week to boost nitrogen, or start using canna boost straight away? or even mix? and when to start using pk13/14? ur help will be highly appreciated :) also a mate said to give 36 hours of darkness before flippin the lights onto Rating: 5