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Natural & Organic Fertilizers & Soil Amendments
Espoma Rock Phosphate
Rock Phosphate 0-3-0 ( 7.25 lb. bag )
Rock Phosphate is a natural rock mined from phosphorus-rich deposits.
The rock is washed free from clay impurities and heated to remove moisture. It is then mechanically ground to a coarse powder.
Rock Phosphate is the finest, highest grade, all natural rock
phosphate available. It is far superior in total phosphate content to all other natural forms of rock phosphate including black and colloidal rock phosphate.
Rock Phosphate is an organic source of phosphorus and micronutrients. Rock phosphate contains 32% total phosphate (P2O5). Phosphorus is an essential nutrient required by plants that is primarily responsible for healthy root development and fruit and flower production.
Pelletized for easy application.
Contains 3% available and 24% total phosphate.
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