Compost Calculator
Calculate compost quantities for beds, borders and planting areas.
Results - Compost Calculator
Enter your measurements and press calculate.
How this compost calculator works
It converts your planting area and mulch depth into cubic metres, then suggests bulk bags and bagged compost quantities.
Popular sizes
Popular pre-filled calculator pages.
Pre-filled calculator pages help visitors jump straight to a useful estimate and then refine the result if needed.