Landscaping
Mulch and Soil Calculator
Estimate material volume, whole bags, bulk quantity, and separate bag-versus-bulk costs for rectangular and circular areas.
Project category
Landscaping calculators
Material estimates for soil, mulch, gravel, and outdoor projects.
Verified tools
Plan landscaping quantities transparently
What landscaping estimates need to show
Landscaping material estimates begin with measured area and application depth. Product coverage, bag volume, density, compaction, supplier increments, and delivery terms can differ, so Calculate My Project exposes the assumptions that apply instead of hiding one universal material rule.
Every published landscaping calculator documents its supported shapes, unit conversions, allowance behavior, purchase rounding, price basis, source boundaries, and limitations. These tools estimate quantities; they do not select a horticulturally suitable product or replace site-specific drainage, soil, plant, or supplier advice.
Read the full calculation methodologyPlan before calculating
Landscaping project guides
Project planning guide
How to Measure a Mulch or Soil Project
Divide a landscape into measurable shapes, choose a finished application depth, and compare whole bags with exact bulk volume.