Skip to product information
1 of 3

Espoma Soil Acidifier - 6lb Bag

Espoma Soil Acidifier - 6lb Bag

Regular price $10.00 USD
Regular price Sale price $10.00 USD
Sale Sold out

Espoma Organic Soil Acidifier contains elemental sulfur & gypsum to help lower soil pH and turn hydrangeas blue. It is long lasting and much safer than other acidifiers like Aluminum Sulfate. Like all Espoma Organic products, no sludges or fillers are ever used. And because it’s made in our state-of-the-art solar powered manufacturing facility, consistency and quality are guaranteed.

  • Turns Hydrangeas Blue
  • Lowers pH of Soils
  • Great for Blueberries & Other Berry Plants
  • Approved for Organic Gardening
  • Safe for People, Pets & Planet

For Use On:
Blueberries, Hydrangeas and other acid loving plants
Use on all acid loving plants, trees and shrubs
When to use:
Apply in Spring and every 60 days until desired pH is achieved
How Much to use:
We recommend wearing gardening gloves when feeding your plants

  • Hydrangeas & Blueberries: Apply in the spring to lower soil pH.
  • New Plantings: 1-1/4 cups per plant.
  • Established Plants: 2-1/2 cups per plant
  • Spread evenly around the plant out to the drip line and water well. Repeat in 60 day intervals until desired pH or bloom color is achieved.
  • Potted Plants: One tbsp. for each 4˝ of pot diameter.
  • Broadcast Rate:
  • Apply 12 lbs. per 100 sq. ft. for each one point reduction in soil pH desired. For heavy clay soils increase rate to 15 lbs. Gradual reduction in soil pH is preferred as dramatic reduction can result in stress.
  • As a Fertilizer: Apply 1/2 cup per 100 square feet (1 tablespoon per plant) around the root zone

*Safer than Aluminum Sulfate due to potential toxic levels of Aluminum with continued use of Aluminum Sulfate.

How to apply:
Spread evenly around the plant out to the drip line and water well. Repeat in 60 day intervals until desired pH or bloom color is achieved.

Quantity

Low stock: 2 left

View full details

Helpful Links

Fertilizers & Soils

Seed Starting Supplies

Growing Guides