LOWERS SOIL PH

5.0 is a suitable pH for many garden plants that thrive in acidic environments. Aluminum Sulfate helps lower soil pH to this target. We recommend using a soil tester for an accurate soil reading before application. 

ACID LOVING PLANTS

Aluminum Sulfate is designed to lower soil pH for acid-loving plants such as Azaleas, Camellia, Gardenia, Hemlock, Holly, & more. It helps to turn Hydrangeas blue also. 

ALL SOILS COVERED

Our Aluminum Sulfate works in all types of soil including sandy soil, loamy soil, & clay soil. 

EASY TO APPLY

Blend this product into the soil, if possible, & water thoroughly after application. After at least two weeks, recheck soil pH. Reapply until the desired pH is reached. 

APPLICATION CHART PROVIDED

The provided chart approximates the amount of Garden Rich Aluminum Sulfate needed to lower soil pH to 5.0 a suitable pH for many plants.