What Type of Plants Can You Use Espoma Soil Acidifier On?
Blueberries, Hydrangeas and other acid-loving plants including:
- Bleeding Heart
- Mountain Ash
- Mountain Laurel
Arborvitae & Boxwood are evergreens that do not require acid soils.
When to Use Soil Acidifier
How Much Soil Acidifier Should You Use?
! We recommend wearing gardening gloves when feeding your plants!
Hydrangeas & Blueberries
New Plantings: 1.25 cups per plant
Established Plants: 2.5 cups per plant
Spread evenly around the plant out to the drip line and water well. Repeat in 60-day intervals until the desired pH or bloom color is achieved for your plant.
One tbsp. for each 4˝ of pot diameter.
Apply 12 lbs. per 100 sq. ft. for each one-point reduction in soil pH desired. For heavy clay soils increase the rate to 15 lbs. A gradual reduction in soil pH is preferred as dramatic reduction can result in stress on your plants.
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 potentially toxic levels of Aluminum with continued use of Aluminum Sulfate.
How to Apply Your Soil Acidifier
Spread Soil Acidifier evenly around the plant out to the drip line and water well. Repeat in 60-day intervals until the desired pH or bloom color is achieved.