Rock Phosphate (0-3-0)

Provides up to a 10 year reserve of phosphorous..! Rock Phosphate (Pacific Calcium, Inc.) is the mined skeletal remains of prehistoric animals. Contains 27% total phosphate, 33% elemental calcium and many other trace minerals. Great for flowering plants. Broadcast 50 lbs. per 1,000 sq. ft. before planting. OMRI Listed for use in organic production.