Gardening Calculators
Measure your beds and lawn, then find how much mulch, soil, compost or grass seed to buy. Other calculators cover plant spacing, fertilizer rates, drip irrigation runtime, rainwater collection and vegetable yield.
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14 toolsCompost Calculator
Plan a compost amendment or surface layer from area or bed dimensions, with bag sizes in cubic feet or liters and an ordering allowance.
Open calculatorVegetable Yield Calculator
Estimate vegetable harvest or the whole planted count needed for a target, using retained plant-count or row-spacing entry and pounds or kilograms.
Open calculatorDrip Irrigation Runtime Calculator
Find drip watering time or delivered water from emitter ratings, an entered zone flow or timed collection, with an optional supply-flow comparison.
Open calculatorFertilizer Application Calculator
Find dry fertilizer weight for an entered nitrogen, phosphate or potash target, with area/rate units, retained bag sizes and purchasing cost.
Open calculatorGarden Watering Calculator
Plan water volume or session minutes from a chosen depth budget, rain and efficiency, with imperial/metric entry and measured flow.
Open calculatorGrass Seed Calculator
Plan grass seed from a label rate or bag coverage, with retained area/rate/bag units, ordering allowance and whole-bag costs.
Open calculatorMulch Calculator
Estimate mulch for known area, a rectangle or a circle, with excluded area, depth and bag units, ordering allowance and bulk quote units.
Open calculatorPlant Spacing Calculator
Count aligned or staggered planting rows with edge margins, orientation comparison, retained bed units and repeated-bed totals.
Open calculatorPotting Soil Calculator
Plan mix or pots filled from available bags using tapered, cylindrical, rectangular or known-volume containers, with retained dimensions and bag units.
Open calculatorRainwater Harvesting Calculator
Estimate event capture or rainfall needed to fill a tank, with retained metric/US entry, overflow and planned after-event water use.
Open calculatorRaised Bed Soil Calculator
Plan rectangular, circular or known-volume bed fill, with retained depth units, soil/compost bag labels, surplus and whole-bag cost.
Open calculatorSand Calculator
Estimate sand from area, rectangle or known volume, with retained metric/imperial entries, order allowance, bag surplus and bulk quote costs.
Open calculatorSeed Starting Calculator
Plan sowing and hardening dates from frost or a chosen transplant date, with retained week/day intervals and a successive-sowing schedule.
Open calculatorSod Calculator
Plan sod from known area or rectangle dimensions, with retained lawn/piece units and individual, pallet or combined purchase quantities and costs.
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