Cal-Phos™ is a naturally mined source of readily available phosphorus and calcium.
With up to 18% total Phosphorus and 3% Phosphorus immediately available it can be a
good amendment for soils needing phosphorus. It will not leach and will remain in plant available form. The addition of Cal-Phos™ to manure has been proven to greatly reduce
ammonia levels and increase the amount of Nitrogen retained in the manure for plant use.

Bag -  50 lb