TFT

Seed Rate Calculator – Calculate Seeds Per Acre for Optimal Crop Yield

Ensure optimal plant density with our Seed Rate Calculator. Enter crop type, field area, germination rate, and spacing to calculate the exact amount of seed required per acre or hectare — helping farmers minimize waste and maximize yield.

Check seed packet for germination rate

Seed Rate Results

Enter values and click Calculate to see results

Seed Rate Calculation Formula

Adjusted Seed Rate = Base Rate ÷ (Germination Rate / 100)
Total Seed = Adjusted Rate × Field Area
Plant Density = 1 ÷ (Row Spacing × Plant Spacing)
CropRate (kg/ha)Seeds/kg
Wheat10025,000
Rice8020,000
Corn203,000
Soybean606,000