How deep should mulch be?

About 5–8 cm (2–3 in) for beds. Gravel paths are usually 5–10 cm (2–4 in) deep.

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Free Mulch, Gravel & Soil Calculator

Enter the area and depth to see how much material and how many bags to buy.

UnitsMaterialLength (m / ft)Width (m / ft)Depth (cm / in)Bag size (litres / ft³)

Weights use typical loose densities; wet material weighs more.

Volume–

Bags–

Approximate weight–

How deep should mulch be?: About 5–8 cm (2–3 in) for beds. Gravel paths are usually 5–10 cm (2–4 in) deep.
Is my data stored?: No. Everything happens in your browser and your inputs are saved only on this device.