Hi-Yield Ammonium Sulfate - 4 lb

Sale price$7.99




Ammonium Sulfate is great source of Nitrogen with the acidifying addition of Sulfur.  The fast release, quick acting source of nitrogen supplies rapid growth and greening to all plants. Sulfur, an essential element of soil fertility, helps to acidify the soil and promotes stronger plant growth.

This is the preferred fertilizer of Blueberries, providing the form of Nitrogen that they can use.


  • Use on Alkaline soils and soils with higher pH.
  • Use on Trees, Shrubs, Flowers and Vegetables.
  • Use on Lawns for a quick, long-lasting green.
  • Water in After Application!

For use on lawns, trees, shrubs, flowers, vegetables, and blueberries. 

Ingredients: ammonium sulfate (22% combined sulfur)

Usage: For lawns and vegetable gardens add 1/2 lb per 100 sq ft or 4 lbs per 1000 sq ft. Water immediately. For shrubs, apply 1/4 cup under plant near drip line without contacting stem. Water immediately. For trees, 1/2 lb per inch of trunk diameter, spread evenly under the drip line and water heavily. For blueberries, apply 2 to 3 Tbsp per plant on smaller/ younger plants and apply up to 8 Tbsp per plant if over 4 years old. *Refer to label directions for exact recommendations.

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