crazytrain14
Well-Known Member
looking good to me man. go on ebay and there is a yellow milwalkie, i know i mispelt that lol. it was cheap. look into that. it isn't a soil tester but will test ph of your nute solutions and the run off water.
http://cgi.ebay.com/Digital-pH-Meter-Tester-Hydroponic-2-Calibration-Buffer-/130453044975?pt=LH_DefaultDomain_0&hash=item1e5f9b7eef
http://cgi.ebay.com/Digital-pH-Meter-Tester-Hydroponic-2-Calibration-Buffer-/130453044975?pt=LH_DefaultDomain_0&hash=item1e5f9b7eef