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Goldcrop Seed Rate Calculator

Calculate drilling rate and total seed for your field, allowing for germination and field losses.

Selecting a crop will suggest a target plant population.
Select a crop above or enter your own target.
Use the TGW stated on the seed label.
Choose the allowance that best reflects current germination, weather and seedbed conditions.
Display drilling rate as The displayed rate is rounded to one decimal place.
Seed required — seeds/m²
Recommended drilling rate — kg/ha
Enter the target plant population and TGW to see your result. Need help adjusting the rate? Talk to our Agri Sales Team.
Add field details and calculate total seed Optional — include the variety, field and total requirement in your saved plan.
Enter the variety name for your saved plan.
Useful when preparing plans for several fields.
Enter a size to calculate the total seed required.
Formula: target plants/m² ÷ expected establishment × TGW (g) ÷ 100 = kg/ha. The displayed drilling rate is rounded to one decimal place, and any field total is calculated from that displayed rate.

Target plant population guidance

Use these figures as a starting point. Variety, sowing date, seedbed, weather and local conditions can change the appropriate target.

Select a crop above to see its suggested target.

View guidance for all crops
CropTarget established plants/m²
Winter wheat250–300
Winter barley250–300
Winter oats350–400
Winter OSR (Hybrid Varieties)25–35
Spring wheat350
Spring oats350
Spring barley300

Guidance based on published Teagasc winter cereal and spring cereal recommendations.

Seed rates are advisory only. Actual establishment varies with germination, variety, sowing date, seedbed and weather. For crop-specific advice, contact your Goldcrop representative.

Talk to our Agri Sales Team

Built by Method Marketing