Mulch Calculator
Calculate how much mulch you need for your garden or landscaping project
Your Input
Select a calculation type (rectangular, circular, triangular, coverage, weight, or cost), enter dimensions and units, then click Calculate to see the result and step-by-step solution.
Complete User Guide
What is Mulch?
Mulch is a material spread over soil to retain moisture, suppress weeds, and improve soil health. Common types include wood chips, bark, straw, compost, and rubber.
How to Use
- Select a calculation type
- Enter the dimensions of your area and select units
- Click Calculate to see the result and step-by-step solution
- Use Reset to clear and hide results
Calculation Types
- Rectangular Area: For rectangular or square gardens
- Circular Area: For circular flower beds
- Triangular Area: For triangular garden beds
- Coverage from Volume: Find how much area a volume covers
- Weight from Volume: Calculate weight based on mulch type
- Cost Calculation: Calculate total cost
Formulas
Rectangular:
V = L × W × D
Circular:
V = π × r² × D
Triangular:
V = (1/2) × B × H × D
Coverage:
A = V / D
Weight:
W = V × Density
Recommended Depth
- Flower beds: 2-3 inches
- Vegetable gardens: 2-4 inches
- Tree rings: 3-4 inches
- Pathways: 4-6 inches
Important Notes
- All dimensions must be greater than zero
- Depth is typically measured in inches
- Results are rounded to 4 decimal places
- Add 5-10% extra for settling
Common Applications
- Garden bed preparation
- Landscaping projects
- Tree and shrub mulching
- Pathway installation
- Budget planning