How Much Mulch for a 4×8 Tree ring?

The answer

0.31 cubic yard

For a 4×8 ft tree ring at 3" depth, with 5% overage included. Estimated cost: $14 at US national average pricing.

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Depth (inches)

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You need

—

cubic yard

Area: —
Volume: —
With 5% overage: —
Or in 2 cu ft bag: —
Estimated cost (US avg): —

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How we calculated this

1. Area: 4 × 8 = 32 sq ft
2. Volume: 32 × (3/12) = 8 cubic feet
3. Convert + overage: Add 5% for waste → 0.31 cubic yard
4. Cost: 0.31 × $45.00 ≈ $14

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