what medium are you in? if its soil i would def wait till you get the ph pen calibrated.
hope this helps
Hey, well if you do the same thing every time you water you should be pretty good. Same water, ph adjuster, nutes you should be right on where you usually are till you get your new meter.
Hey, well if you do the same thing every time you water you should be pretty good. Same water, ph adjuster, nutes you should be right on where you usually are till you get your new meter.