Landscape Calculators

All coverages are approximate. Due to natural variations in stone size, shape and weight, be sure to review the information with a member of our staff before placing your material order.

Bed Calculator

Gravel driveways use 10 ft. for width / Rectangular / Square Beds. For triangle beds, measure the two sides that meet at the 90° angle)

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Flagstone Calculator

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Top Soil and Mulch Calculator

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1 Ton of Rock will Cover:

Depth Square Feet Covered
1" deep 240 ft2
2" deep 120 ft2
3" deep 80 ft2
4" deep 60 ft2
5" deep 50 ft2
6" deep 40 ft2
12" deep 20 ft2
Lava rock coverage 180ft2 per ton at 3" depth
Flagstone coverage 125ft2 per ton up to 1 ½" thick
2" - 4" rock coverage 65ft2 per ton
5"-12" rock coverage 45ft2 per ton
4" strip stone coverage 65ft2 per ton
8" wall rock coverage 20ft2 per ton
Wood mulches coverage 100ft2 per cubic yard