Calcium Sulphate Dihydrate

Guaranteed Analysis (Powder) W/W%
Total Calcium Oxide (CaO): 33
Total Sulfur Trioxide (SO3): 45
Guaranteed Analysis (Granular) W/W%
Total Calcium Oxide (CaO): 27
Total Sulfur Trioxide (SO3): 35

Calcium sulphate dihydrate fertilizer (CaSO4·2H2O) commonly known as agricultural gypsum is a naturally occurring mineral fertilizer that supplies crops with two essential secondary nutrients: calcium (Ca) and sulfur (S) source. Unlike lime-based products, calcium sulfate improves soil structure and nutrient availability without altering soil pH, making it suitable for a wide range of soils and crops.

From a plant nutrition perspective, calcium sulfate plays a vital role in root development, cell wall strength, nutrient transport, and protein synthesis, while also improving soil physical properties and water movement.

Why Calcium Sulphate Matters in Plant Nutrition

Calcium sulfate provides slow but consistent availability of calcium and sulfur in the soil solution. Calcium strengthens plant tissues and improves tolerance to stress, while sulfur supports enzymatic activity and enhances nitrogen utilization. Together, they contribute to stronger plants, higher-quality yields, and improved soil fertility.

Unlike calcium carbonate, calcium sulfate is effective even in neutral or alkaline soils, making it an excellent choice for regions where pH adjustment is not desired.

Application Recommendations</h2>

Application: Typical rates range from 20 to 100 kg/da, depending on soil condition and crop requirement Best Practices: Use during early mornings or late afternoons for foliar applications to maximize absorption. Apply before planting or during soil pr

eparation. Can also be side-dressed during the growing season.

Packaging Options

Available in:

  • 25 kg packages for large-scale farming operations.

General Storage Guidelines</h2>

  • Protect the fertilizer from frost, direct sunlight, and moisture.
  • Store loose materials indoors rather than in open areas. Keep doors closed and cover any heaped materials.
  • Since the product is moisture-sensitive, ensure protection from rain and standing water.</

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  • Follow hazardous material labels on the packaging where applicable.
  • Do not stack more than two pallets. Store only in the original packaging and use the product as soon as poss

ible after opening.

Storage Temperature

  • Avoid exposure to frost and extreme heat.
  • Prevent significant temperature fluctuations during storage.