Mulch for 150 sq ft
At 3 inches deep, with a 5 percent allowance.
Cubic yards
1.46cu yd
2 cu ft bags
20
At 2 in deep
0.97cu yd
cubic yards = 150 × (3 / 12) ÷ 27 × 1.05 = 1.46 cu yd
That is about 13.9 m², roughly 1.11 m³ of mulch at 8 cm deep.
Open the interactive Mulch CalculatorAbout this estimate
150 square feet at a 3 inch depth works out to about 1.39 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 150 square feet?
At 3 inches deep, 150 square feet needs about 1.46 cubic yards, roughly 20 of the 2 cubic foot bags. At 2 inches it is about 0.97 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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