Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Landscaping
Grass Seed Calculator
Estimates the pounds of grass seed required to establish a new lawn or overseed an existing one. Use it when buying seed to match coverage rates to your specific grass species and project type.
Fill in the required fields to see your result.
Landscaping
Topsoil Calculator
Calculate the cubic yards of topsoil needed to fill, top-dress, or grade a rectangular area to a specified depth. Use it for new lawn installation, raised bed filling, and lawn renovation projects before ordering bulk soil.
Fill in the required fields to see your result.
Key differences
| Grass Seed Calculator | Topsoil Calculator | |
|---|---|---|
| Category | Landscaping | Landscaping |
| Inputs required | 4 | 3 |
| Result | Grass Seed Needed (lbs) | Topsoil Needed (cubic yards) |
| What it does | Estimates the pounds of grass seed required to establish a new lawn or overseed an existing one. Use it when buying seed to match coverage rates to your specific grass species and project type. | Calculate the cubic yards of topsoil needed to fill, top-dress, or grade a rectangular area to a specified depth. Use it for new lawn installation, raised bed filling, and lawn renovation projects before ordering bulk soil. |