im 5 days in a wilma 8 pot run full for 18hrs light on and 1 x 15 min at 3hrs in dark and they look good on this, this is my 1st go at hydro, 600hps, wilma 8, sensi grow/bloom.bud blood,big bud, p/k 13/14, pH 5.5, ec 1.2- 0.3 background to run at 0.9, they look good so far