Sulphate of Potash
Potassium Sulphate
Typical Nutrient Content
Nitrogen: 0
Phosphorus: 0
Potassium: 48

Sulphate of Potash or Potassium Sulphate is a quick release fertiliser for use from March to August. It improves the colour of vegetables and flowers and promotes blooming in flowers and fruit blossom. For a base dressing before sowing or planting add 4oz per square yard and work into the soil. To top dress established plants, add 2oz per square yard and lightly hoe in.[1]


  1. "Fertiliser Fact Sheet" - "pigletwillie"