CALPHOS 0-3-0 Powder 50 lb (colloidal phosphate and calcium)


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Calphos™ is a natural, untreated soft phosphate with colloidal clay containing valuable minor minerals in addition to phosphorus. It is not acid forming, will not cake or harden and spreads easily through any type of lime, phosphate or fertilizer spreader.  An organic source of colloidal phosphate and calcium that delivers a combination of readily available and slow release nutrients in powder or an easy to use granular form. Rich in trace minerals, Calphos colloidal soft rock phosphate is comprised of prehistoric skeletal remains present in oceanic sediment and contains a minimum total of 20% P2O5 and 20% calcium.

Application: Should be applied and worked in prior to planting. Use at 5 lb/100 sq.ft. or 1 ton/acre on phosphate deficient soils, less on fertile soils. Supplies P and Ca for up to 5 years after application, depending on the crop. Trees and perennials, use 1-10 lb per planting hole, depending on plant size.

Produced by Canto Mills, Link:

  • Model: CA1959
  • Shipping Weight: 52lbs
  • Manufactured by: Down To Earth Dry 3


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