♻️ Compost Calculator
Area and compost depth
Length
Width
…or area directly
Depth
(1–2 in worked in, 1/4 in as lawn topdressing)
Waste allowance (%)
(extra for cuts, spills and uneven ground — 10% is the usual rule)
Calculate compost
Calculator by
CalcCoverage
— free DIY & home-improvement calculators