Espoma Organic Soil Acidifier

Safe, All-Natural Formula Lowers Soil pH

The secret to blue blooms? Espoma’s Organic Soil Acidifier! Espoma’s proprietary formula is an all-natural solution to upgrading your flower beds, transitioning your pink hydrangeas blue with ease.

In fact, Espoma’s USDA-certified sulfur and gypsum formula is made with solar power so it lowers soil pH without harsh chemicals. And it’s safer than traditional aluminum sulfate.

Simply use it on your pink hydrangeas or any other acid-loving plants in spring. It couldn’t be easier to apply: Apply in spring and repeat the application every 60 days until you achieve your desired soil pH.

From hydrangeas to blueberries and magnolias or evergreens, Espoma’s Organic Soil Acidifier. After you’re done applying per package instructions for your plant, just water thoroughly. No muss and no fuss – only bright blue blooms and better growth for your acid-loving plants!