Calcium Products - SO4 Mini Pelletized Gypsum

Brand: Calcium Products

SO4 Mini Pelletized Gypsum

SO4 Mini is a pelletized gypsum from Calcium Products, manufactured from mined gypsum in Fort Dodge, Iowa, and supplying 21% calcium and 17% sulfate sulfur. The Mini grade has an average size guide number (SGN) of 120 for smooth, even spreading with very little dust.

SO4 improves soil structure, helps repair sodic soils and supplies a steady release of sulfur without acidifying the soil. The production process is OMRI certified, and SO4 is approved for use in organic farming.

Available Options

• 50 Lb Bag

Key Features

• Guaranteed analysis: 21% calcium, 17% sulfur (sulfate)
• 92% calcium sulfate dihydrate
• Mini grade: average SGN 120
• pH neutral - will not acidify soil
• Pellets flow well and spread evenly with little dust
• OMRI certified production; approved for organic farming

Ideal Applications

• Soil structure improvement and sodic soil repair
• Calcium and sulfur supply for plant growth
• Professional turf
• Blending with other dry fertilizers