Compost Ratio Calculator

Calculate carbon-to-nitrogen ratio for composting. Input materials with C:N ratios. Target 25-30:1.

MaterialC:N RatioWeight (lbs)CarbonNitrogen
Ideal C:N Ratio: 25:1 to 30:1
Too high (carbon-heavy): Slow decomposition. Add greens.
Too low (nitrogen-heavy): Smelly, slimy. Add browns.
Target ratio ensures efficient microbial activity and heat generation.

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