You are viewing all Organic Growers Supply products related to “Phosphates.”
North Country Organics® Bone Char
currently on backorder
Animal-based -
Soil Amendments and Fertilizers
currently on backorder
NPK: 0-16-0. Provides large amounts of readily available phosphorus. A most economical source of P for deficient soils. May be applied without restrictions to organically certified fields.
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Fertoz Organic Granulated Rock Phosphate Fertilizer
currently on backorder
Mineral -
Soil Amendments and Fertilizers
currently on backorder
Natural phosphorus source. Adequate phosphorus results in more vigorous early root formation, better flower and seed production, better growth in cold temperatures, and better water use efficiency.
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Recommended by soil gurus Phil Callahan and Mark Fulford. Lowest concentration of heavy metals of any phosphate source. Concentrations of available phosphate were regularly over 6% when tested.
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