Does this calculate a real C:N ratio?
No. It is a mass ratio from the values you enter.
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Local soil planning
Turn material weights into a visible ratio without recommending ingredients or assessing compost conditions.
Verify laboratory results, labels, local guidance, and safety requirements before applying material.
The calculator divides entered brown-material mass by entered green-material mass. It does not measure carbon-to-nitrogen ratio, moisture, maturity, pathogens, or material safety.
Six kg brown material and three kg green material displays 2:1 in the simple ratio model.
Open a separate local planning calculation.
Soil pH AmendmentOpen a separate local planning calculation.
Compost RatioOpen a separate local planning calculation.
Soil Test InterpreterOpen a separate local planning calculation.
Crop Yield CalculatorOpen a separate local planning calculation.
No. It is a mass ratio from the values you enter.
No. Maturity and safety need separate verification.
No. Sampling quality and laboratory testing remain outside the tool.
No. It shows only arithmetic from values you enter.
No. Product suitability and compatibility are excluded.
No. Inputs and exports remain in the browser.
Yes. CSV and PDF use the displayed calculation.
No. Keep all related field, mass, rate, and analysis units consistent.
No. Soil, crop, product, weather, and management conditions vary.
Verify laboratory results, current labels, local guidance, and safety/environmental requirements before applying material.