Specialty Aluminum Sulphate 2kg

Use to reduce soil pH levels creating an acidic soil condition. Ideal for acid-loving plants such as fuchsia, hydrangeas, blueberries, and holly.

Will also enhance blue coloured flowers of hydrangeas. Apply 2 kg per 20 m* (215 ft*).

Spread evenly and work in to top 10 cm (4") of soil.

Repeat every 4 weeks until desired pH is obtained. Or, use as a spray at 1 kg per 50 L of water. A soil pH test should be used to correctly determine the soil pH level.