Yard Foundry planning tools
Garden calculators
for real projects.
Estimate materials, equipment capacity, water demand and ownership cost before you buy. Each result is a planning aid and should be checked against site conditions and current manufacturer instructions.
Greenhouse Fan CFM Calculator
Estimate summer exhaust airflow from greenhouse volume and air changes.
Open calculator →Greenhouse Heater Size Calculator
Estimate conductive heat loss and planning heater capacity.
Open calculator →Greenhouse Heating Cost Calculator
Compare daily, monthly and seasonal electricity scenarios.
Open calculator →Raised Bed Soil Calculator
Calculate cubic feet, cubic yards and bag count.
Open calculator →Raised Bed Cost Calculator
Estimate frames, soil, irrigation and contingency.
Open calculator →Garden Pump TDH Calculator
Combine lift, operating pressure and system resistance.
Open calculator →Garden Water Demand Calculator
Convert area and application depth into weekly gallons.
Open calculator →Garden Water Tank Size Calculator
Estimate usable and nominal irrigation storage.
Open calculator →Drip Flow and Runtime Calculator
Estimate zone flow, target volume and runtime.
Open calculator →Robot Mower Slope Calculator
Convert rise and run into percent grade and degrees.
Open calculator →Robot Mower Ownership Cost Calculator
Estimate annual and per-cycle ownership cost.
Open calculator →Shed Foundation Material Calculator
Estimate gravel and geotextile for a rectangular pad.
Open calculator →Wood Chipper Rent vs Buy Calculator
Compare multi-year ownership with repeated rentals.
Open calculator →Rear-Tine Tiller Rent vs Buy Calculator
Find the entered break-even use frequency.
Open calculator →Core Aerator Rent vs Buy Calculator
Compare ownership, rental and transport cost.
Open calculator →How to use these tools
Start with measurements from your own yard, greenhouse or irrigation layout. Save the assumptions used with each result and run more than one scenario when prices, weather or operating conditions are uncertain.