Gardening & crops calculators
Grow with a little more confidence. Choose a tool below to calculate a result and understand the science behind it.
- Acres Per Hour Calculator
Estimate working area per hour and time on the field from machine width, travel speed, and pass overlap.
- CO₂ Grow Room Calculator
Estimate the added gas volume and delivery rate needed for a chosen change in grow-room CO₂ concentration.
- Compost Calculator
Estimate compost volume, bags, approximate weight, and purchase cost for a garden bed.
- Daily Light Integral Calculator
Convert a steady PPFD and daily lighting duration into daily light integral.
- Fertilizer Calculator
Calculate fertilizer quantity for a selected nutrient target, including accompanying nutrients and bag count.
- Grass Seed Calculator
Estimate seed quantity for rectangular, circular, elliptical, or triangular lawns.
- Mulch Calculator
Estimate mulch volume, bags, approximate weight, and purchase cost for a garden bed.
- Plant Spacing Calculator
Estimate planting density, plant count, and cost for a rectangular bed using common spacing patterns.
- Potting Soil Calculator
Find soil volume for rectangular containers, round pots, and tapered flowerpots.
- Sod Calculator
Estimate turf rolls, purchased coverage, and total cost including a waste allowance.
More to explore
Curiosity rarely stays in one category. Browse our complete collection or use the search at the top of the page to find a specific calculation.