The 50 lb Micro-Select Pelletized Calcium is a high-purity calcitic limestone product designed to enhance soil health. Composed of 87% calcium carbonate and containing at least 34.83% elemental calcium, these pellets quickly dissolve to neutralize acidic soils and provide essential calcium. The pelletized form ensures easy application and dust-free handling, making it ideal for use in gardens, lawns, specialty turf, and athletic fields.