Grow Better Sulphate of Potash 1.5 kg
$12.95
$12.95
Heavy Soils – 10 g (2 level teaspoons) per square metre.
Sandy Soils – 20 g (4 level teaspoons) per square metre.
As a liquid – dissolve 20 g in 9 litres of water and apply over 2 square metres.
Wear gloves when handling and wash hands after use.