potential hydrogen

I’m testing the pH of my soil using a Sonkir 3-way meter and need to know *how* to read the pH meter. I’m trying to splice tenths of a point for pH adjustments but am not sure if I’m doing it correctly. Any help in this department would be great, or pointing me in the direction of an existing...

so I’m growing some tsunami web outdoors in North Carolina and am about 4-5 weeks out from harvest I believe. My recent ph test results came up with a 7 for every single smart pot, almost exactly. It’s usually more at like 6.3-6.5. Should I be worried? I don’t have any ph up and down because my...

I'm going to try to keep this as short as possible but obviously It's best to give you all the background information as to avoid unnecessary answers. First off it might help to know that i am a moderately experienced grower. I grew a few seasons in cali and oregon with upwards of 200 plants...