hmm, i tried to test my runoff of some new promix but it was brown so i couldnt really tell. But if i get up off my lazy stoned a$$, maybe i'll get something done around here. I really need to flush it with a couple of gallons of water then check
dusto2k3 Reviewed by dusto2k3 on . Soil pH how does one go about testing the ph of their growing medium? I pH my feed, but dirt? Rating: 5