Seeding rate calculator

kg/ha from thousand-kernel weight, target plant density and seed suitability

Parameters

Crop

Thousand-kernel weight, g

Target plants, mln/ha

Purity, %

Germination, %

Area, ha

Result

Seeding rate

239,23 kg/ha

Seed suitability94,05%

Total seed for 10 ha2,39 т

Formula: rate = TKW × target plants × 100 / seed suitability. Adjust for soil, sowing date and preceding crop.

Presets are from agronomic references. For your hybrid/variety use the seed producer's recommendation.

About Seeding Rate Calculator

Seeding Rate Calculator — kg/ha from thousand-kernel weight, plant density and seed suitability. Agro: Calculators for farmers and agronomists. Use our tools without registration or installing software. All calculations happen in your browser — your data is never sent to a server.