You'll want to check the ph of your runoff. I'd suggest 6.5 for your nutes and 6.6 for runoff. Some mediums(like pro-mix) you may have to give it a higher ph nute solution as it becomes very acidic for hand waterers.
grey1223 Reviewed by grey1223 on . 1ST TIME GREENHOUSE SEED CO FEM CHEESE GROWER HELP I have a space that is 28 inches high 16+1/2 inches across and 9 inches deep i plan on using cfls in a standard light fittin uk bayonet how much lighting would i need for bud (i know i need the 2700k bulb for bud and the 6500k for veg) i got 5x 21w energy saving 2700k cfl bulbs producing 100w each how many for a good tight fat bud tho ? :wtf: please help as it will soon be flowering time :rastasmoke::thumbsup: Rating: 5