Mulch bag count

How to use this calculator

1. Enter bed area (m²). Use the unit shown beside the field.
2. Enter depth (cm). Use the unit shown beside the field.
3. Enter bag volume (l). Use the unit shown beside the field.
4. Select Calculate and review the result. Select Reset to restore the example inputs.

How the calculation works

ceil(Bed area (m²)*Depth (cm)*10/Bag volume (L))

Worked example

Bed area (m²) = 10; Depth (cm) = 5; Bag volume (L) = 50. Result: 10 bags.

Understand your result

Convert area and depth into whole bags of mulch. The result is expressed in bags.

Assumptions and limitations

Assumes even coverage and nominal bag volumes. Results are rounded for display.

Questions about this tool