Mulch for a 6×12 area

0.67 cubic yards (9 bags)

of mulch for 72 sq ft at 3 inches deep: 18 cu ft, or 9 bags of 2 cu ft.

A 6×12 foot area is 72 square feet. Most garden beds need 2 to 3 inches of mulch; a fresh bed or a weedy one benefits from 3 to 4 inches.

Mulch for 6×12 by depth

DepthCubic yardsCubic feet2 cu ft bags3 cu ft bags
1 in0.22632
2 in0.441264
3 in0.671896
4 in0.8924128
6 in1.33361812

How it’s worked out

  1. 12 × 6 = 72 sq ft.
  2. 72 × 3 in ÷ 12 = 18 cu ft.
  3. 18 ÷ 27 = 0.667 cu yd, or 18 ÷ 2 = 9 bags of 2 cu ft (rounded up).

Change the numbers

Mulch needed

0.67 cubic yards

9 bags of 2 cu ft, or 6 bags of 3 cu ft.

Area72 sq ft
Cubic yards0.67 (about $40 bulk)
Cubic feet18
2 cu ft bags9 (about $36)
3 cu ft bags6

Other bed sizes

Questions

How much mulch do I need for a 6×12 area?
0.67 cubic yards at 3 inches deep, or 9 bags of 2 cu ft. At 2 inches it is 0.44 yards (6 bags).
How many bags of mulch for 6×12?
9 bags of 2 cu ft or 6 bags of 3 cu ft at 3 inches deep.
Is bulk or bagged mulch cheaper for 6×12?
Bagged: about $36 for 9 bags. Bulk: about $40 for 0.67 yards, plus delivery. Bulk usually wins above 2 or 3 yards.

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