K-Mag is a naturally mined product that has readily available 22% S. (Sulfur), 21.5% K (potassium) & 11% Mg. (magnesium)
This product is OMRI approved.
This product will not change the soil PH.
Please Note: this product is hydroscopic and will absorb moisture from the air. This can cause it to solidify either in storage. It will still be soluble.
SHIPPING IS INCLUDED WITH THE PRICES IN THE DROP DOWN MENU