Is bone meal high in potash?
Mia Russell
Published May 07, 2026
Most bone meal fertilizers have an NPK ratio around 3:15:0, meaning they are low in
nitrogen (N
Nitrogen is the chemical element with the symbol N and atomic number 7. Nitrogen is a nonmetal and the lightest member of group 15 of the periodic table, often called the pnictogens.
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phosphorus (P
Phosphorus is a chemical element with the symbol P and atomic number 15. Elemental phosphorus exists in two major forms, white phosphorus and red phosphorus, but because it is highly reactive, phosphorus is never found as a free element on Earth.
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