Mulch Reference

Mulch for 300 Square Feet

How much mulch you need to cover 300 square feet, in cubic yards and bags.

Mulch for 300 sq ft

At 3 inches deep, with a 5 percent allowance.

Cubic yards
2.92cu yd
2 cu ft bags
40
At 2 in deep
1.94cu yd
cubic yards = 300 × (3 / 12) ÷ 27 × 1.05 = 2.92 cu yd

That is about 27.9 m², roughly 2.23 m³ of mulch at 8 cm deep.

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About this estimate

300 square feet at a 3 inch depth works out to about 2.78 cubic yards before the small allowance. Two to three inches is the usual range for beds. One cubic yard of mulch covers 324 square feet at one inch.

Spreading mulch? A wide landscape rake levels a bed in a fraction of the time.

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Common questions

How much mulch for 300 square feet?

At 3 inches deep, 300 square feet needs about 2.92 cubic yards, roughly 40 of the 2 cubic foot bags. At 2 inches it is about 1.94 cubic yards.

Bags or bulk for this much mulch?

Bagged mulch suits small beds. Past roughly two cubic yards, bulk delivery is usually cheaper, since about 13.5 bags equal one cubic yard.
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