Checked ph pen, have a blue lab pen as well as soil blue lab pen. They are with a point of one another. Like .1. The cal mag have to add weather I change res or not. The sledgehammer says to add to rdwc weekly on website. Not on feeding chart. I assume it’s to keep system flowing.
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Checked ph pen, have a blue lab pen as well as soil blue lab pen. They are with a point of one another. Like .1. The cal mag have to add weather I change res or not. The sledgehammer says to add to rdwc weekly on website. Not on feeding chart. I assume it’s to keep system flowing.