Acid loving plants include Blueberries, Rhododendrons, Azaleas, Heather, Camellias and Hellebores. Acid soils promote blue flowers in Hydrangeas.
Soil Acidifier lowers soil pH with fast acting Sulphur pellets. Vegetable and flowers will also benefit from application if the soil in alkaline (pH 7 or higher) Sulphur is also an essential mineral for plant growth and enhances the efficiency of Nitrogen and Phosphorus.