Keep up-to-date with Grow Bros latest News, information, offers, promotions and new products by signing up to receive emails today or by following us on social media
Aluminum Sulphate benefits acid loving plants such as Camellias, Rhododendrons, Boronias, Erica, Daphne and Azaleas.
Aluminum Sulphate increases the acidity of soil, reducing the overall pH level to give you stunning deep blue Hydrangea flowers.
Direction for use
Apply 30g (approx 2 tablespoons) per square metre or a teaspoon around individual plants, and water. Apply up to 2-3 times per year.