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You are viewing all Organic Growers Supply products related to “Phosphates.”

Amendments and Fertilizers

Minerals

Mineral

Fertoz Organic Granulated Rock Phosphate Fertilizer
8250 (0-6-0, up to 25% total P, plus at least 30% Ca and 10% SiO₂. Natural phosphorus source from mines in British Columbia, Montana, and Mexico. Apply... read more

Mineral

Phosphate, Tennessee Brown Rock
8252 (0-6-0, 22% total P₂O₅) The consistency of rich soil. Comes from the washing piles left behind when high-grade ore was extracted to produce... read more

Amendments and Fertilizers

Minerals

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