Mulch Calculator › 20×20 bed
Mulch for a 20×20 Bed at 4 inches
A 20×20 bed (400 sq ft) at 4 inches needs about 4.94 cubic yards of mulch — roughly $188. See the full breakdown.
You need
4.94 cu yd
Estimated material cost $188
Area
400 sq ft
Volume
133.33 cu ft
2-cu-ft bags
67
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Adjust for your project
You need
4.94 cu yd
Estimated material cost $188
Area
400 sq ft
Volume
133.33 cu ft
2-cu-ft bags
67
Based on $38 per cuyd national average. Enter your local price for an exact quote. Estimate only.