Lawn & Garden Calculators
Landscape and garden calculators that turn square feet and inches of depth into cubic yards, bags, pallets and pounds — plus seed and fertilizer rates from university extension guidance.
- Gravel CalculatorTurn area and depth into cubic yards and tons of gravel — the unit quarries actually sell by.
- Mulch CalculatorWork out bulk cubic yards or bags of mulch for your beds.
- Topsoil CalculatorEstimate topsoil for new lawns, garden beds or leveling, in yards or bags.
- Sand CalculatorGet cubic yards, tons and bags of sand for pavers, sandboxes and leveling.
- Raised Bed Soil CalculatorFill raised beds with your own soil recipe — topsoil, compost and amendments in cubic feet and bags.
- Grass Seed CalculatorFind how many pounds of seed your lawn needs, using extension seeding rates for your grass type.
- Sod CalculatorWork out sod pieces and pallets for a new lawn.
- Lawn Fertilizer CalculatorRead the N-P-K on your bag and get exactly how many pounds to spread for your target nitrogen rate.
- Plant Spacing CalculatorFind how many plants fit a bed at your chosen spacing, in a square or staggered grid.
- Garden Watering CalculatorTurn “1 inch of water a week” into gallons and minutes for your hose or sprinkler.
- Retaining Wall CalculatorCount wall blocks, caps and drainage gravel for a segmental retaining wall.