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Home Browse Organic Growers Supply Index

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

Soil Amendments

Phosphate, Bone Char
Soil Amendment
Phosphate, Bone Char
8226 (0-16-0, 32% P2O5: 16% available) Burned bone meal provides large amounts of readily available phosphorus. May be applied without restrictions to... read more
Phosphate, Calphos Colloidal
Soil Amendment
Phosphate, Calphos Colloidal
8229 (0-3-0, 20% Total P, 3% readily available, 20% Ca, trace minerals) This soft-rock phosphate is an excellent choice for calcium-deficient soils as... read more
Phosphate, Tennessee Brown
Soil Amendment
Phosphate, Tennessee Brown
8232 (0-4-0, 23% P2O5) Neither a colloidal nor a rock phosphate, but the consistency of rich soil. Comes from the washing piles left behind when... read more