Hi-Yield (32177) Ammonium Sulfate 21-0-0 (4 lbs.)
- The Ammonium sulfate supplement provides Nitrogen for a dark green color and rapid growth of plants..
- Great for Blueberries but can also be used on lawns, trees, shrubs, flowers and vegetables..
- Adds Sulfur to acidify high alkaline soils and soils with higher pH levels..
- This 4 lb. bag of Ammonium Sulfate can treat up to 1,000 sq. feet..
- Application varies by plant type and size. See label for application instruction..