Soil Acidifier

by Espoma

Available in store only. Please contact your local Mackey's for price and availability.

For Hydrangeas and Blueberries

 

  • Turns hydrangeas blue.
  • Lowers the pH of soils for optimum growth of acid-loving plants.
  • Derived from Elemental Sulfur & Gypsum.
  • Great for blueberries.
  • Safer than Aluminum Sulfate*.