Product Type
Fertilizer
Brand
The Andersons
Black Gypsum DG - 50 lb Bag
Black Gypsum DG is composed of 70% gypsum, 30% humate, as well as calcium and sulfur. Every application delivers 21% humic acid. Black Gypsum DG increases soil CEC to improve nutrient performance and acts as flushing agent for soils with high salt levels. See product label for rates and specifications.