Diamond K Solution Grade Gypsum (50 lb)

Improve soil structure, enhance water infiltration, and promote plant health with Diamond K gypsum powder—a high-purity, ultra-fine powdered gypsum ideal for home gardens and certified organic farms.

This 50 lb bag contains 97% pure calcium sulfate dihydrate (22% calcium, 18% sulfur). The fine particle size (92% passing through a 325-mesh screen) ensures quick solubility for dry applications, soil drenches, or fertigation systems.

Key Benefits:

• Loosens Compacted Soils: Breaks up clay and heavy soils for better aeration and root development.
• Improves Water Management: Increases both drainage and moisture retention in poorly draining soils.
• Boosts Soil Fertility: Supplies essential nutrients that support plant metabolism and beneficial microbial activity.
• Certified Organic: OMRI-listed and free of synthetic additives, making it ideal for sustainable gardening.

Application Guidelines:

• Garden Beds: 5–10 lbs per 100 sq. ft.
• Container Plants: 1–2 tablespoons dissolved in 5 gallons of water.
• Field Use: 50–400 lbs per acre (soil); 1–10 lbs per acre (foliar spray).

Diamond K powdered gypsum is a fast-acting, easy-to-apply solution for loosening soil, improving water movement, and increasing nutrient availability. Its high purity and solubility make it a reliable soil amendment for gardeners, landscapers, and organic growers.

Complete your soil health program with our full range of natural and organic fertilizers for sale and soil amendments.

Compare this product with additional nutrient-specific fertilizers selected for garden and farm fertility programs.