» Seed rate calculator

Seed rate calculator

The Väderstad seed rate calculator is used to convert between seed volume and seed population. Use it to easily find your correct seed rate, by converting between lbs/acre and seeds/ft2.

How to calculate

System of measurement
Metric
Imperial
  • Wheat
    Wheat
  • Barley
    Barley
  • Rye
    Rye
  • Oats
    Oats
  • Canola
    Canola
  • Sugar beet
    Sugar beet
  • Corn
    Corn
  • Beans
    Beans
  • Sunflower
    Sunflower
What do you want to calculate?
Seed volume
(kg/ha)
Seed population
(plants/m2)
kg/ha
gram
%
%
ha
Required
Seed rate
Estimated population:
plants/m2
plants/ha