Black Owl Biochar - 3qt
Black Owl Biochar, contains over 80% organic carbon! Biochar is a superior soil / potting soil amendment that excels at building healthy soil, hosting beneficial fungi & bacteria, improving aeration, retaining nutrients and has an incredible water holding capacity. As a soil amendment mix at 1-4 cups per cuF, as aeration mix at up to 5%-10% of your potting soil. One time application is all that is needed, not to exceed 10% total volume.
Our 3qt bag = aprox. 12 cups