I'm planning on using KOOLbloom too when flowering starts. Maxibloom, Cal-mag, and KOOLbloom is all I plan to use.
I've decided to only go with 2 plants in my 3x3x6 tent. I feel like 4 plants in 5 gallon dwc buckets would get too big for that space. There's 3 in there now but I'm going to see...