OMRI listed. Gypsum is a combination of calcium and sulfur. It is a naturally mined product that is helpful in breaking up clay soils as well as providing calcium and sulfur.
50 lb bag
Gypsum
$9.00
OMRI listed. Gypsum is a combination of calcium and sulfur. It is a naturally mined product that is helpful in breaking up clay soils as well as providing calcium and sulfur.
50 lb bag
