Work out the numbers before you plant
Five calculators built on our 538-crop reference — real spacing, water, duration and yield figures, not guesses. Nothing is sent anywhere; the arithmetic runs in your browser.
Plant population & seed
How many plants fit, and how much seed that needs.
Where these numbers come from
Water requirement
Season total and what that means week to week.
Where these numbers come from
Harvest calendar
Sow on a date, see when each stage lands.
Where these numbers come from
Yield & revenue
Expected output at your area, and what it is worth.
Where these numbers come from
What can I grow?
Give your conditions, see which crops actually fit them.
These are planning ranges drawn from our crop reference, not prescriptions. Variety, region, soil and management move every one of these figures. Confirm against local advice before committing money.