Soil, Lawns & Planting
Estimate topsoil, compost, raised-bed fill, grass seed, sod, fertilizer arithmetic and plant spacing.
✿ Gardening & Landscaping Calculator Category
Gardening & Landscaping Calculators
Plan soil, lawns, planting layouts, landscape materials, irrigation, rainwater collection and backyard ponds with 16 transparent project calculators.
Showing all 16 gardening and landscaping calculators.
Topsoil Calculator
Estimate topsoil cubic yards, bags and project cost from measured area, depth and waste allowance.
Compost Calculator
Calculate compost cubic yards, bags and cost using application area, depth, waste and bag coverage.
Raised Garden Bed Soil Calculator
Estimate total raised-bed soil volume, cubic yards, bags and cost for multiple rectangular beds.
Grass Seed Calculator
Estimate grass-seed pounds, bags and cost from lawn area, label seeding rate and an extra allowance.
Sod Calculator
Estimate sod coverage, full rolls, pallets, waste allowance and material cost for a measured lawn.
Lawn Fertilizer Calculator
Convert a soil-test nitrogen target and fertilizer label percentage into product pounds, bags and cost.
Plant Spacing Calculator
Estimate rows and plant count for rectangular or triangular spacing within a measured garden bed.
Tree & Shrub Spacing Calculator
Estimate tree or shrub quantities for one or two landscape rows using measured run length and center spacing.
Landscape Edging Calculator
Calculate edging length, full stock pieces, waste allowance and cost from a measured landscape perimeter.
Landscape Fabric Calculator
Estimate landscape-fabric area, strip length, roll count and cost with overlap and waste allowances.
Drip Irrigation Flow Calculator
Calculate total drip-zone flow, gallons per cycle, supply utilization and estimated water cost.
Sprinkler Runtime Calculator
Estimate sprinkler runtime from irrigated area, target depth, measured flow and application efficiency.
Lawn Watering Calculator
Estimate gallons per watering, weekly and monthly use, and water cost from lawn area and selected depth.
Rainwater Harvesting Calculator
Estimate roof runoff, stored gallons, overflow and potential water-value savings from a rainfall event.
Pond Liner Calculator
Estimate rectangular pond-liner dimensions, total area and material cost using maximum depth and edge overlap.
Garden Soil Mix Calculator
Divide a target soil volume among three user-defined components and estimate full bags for each component.
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About Our Gardening & Landscaping Calculators
This U.S.-focused collection turns measured areas, depths, label rates, stock sizes, flow rates and project allowances into transparent quantities. Every page shows its formula, units, purchase rounding, limitations and calculation steps.
Landscape Materials
Plan edging, landscape fabric, pond liner and custom garden soil components.
Irrigation & Rainwater
Calculate drip flow, sprinkler runtime, lawn-water volume and potential roof runoff collection.
Project safety notice: Verify labels, supplier specifications, local rules and underground utilities before ordering, applying or digging.
Gardening & Landscaping Calculator FAQs
Yes. Every calculator runs in the browser without registration.
No. They provide project arithmetic from user-entered values and do not prescribe rates, products or watering schedules.
Yes. The tools are designed around common U.S. project units and clearly display each unit used.
Yes. Bags, rolls, pallets and stock pieces are rounded upward only where full purchasable units are required.
No. Calculations run locally in the browser and no account or project record is created.
Yes. Each successful result displays four colored details and five calculation steps.