Grass Seed Calculator
Work out how much grass seed you need for a new lawn or overseeding, by grass type and lawn area.
Enter your values and press Calculate.
How to use the Grass Seed calculator
Always check the bag — blends and coated seed have their own rates.
Formula
Seed = area ÷ 1000 × seeding rate. Rates are typical label recommendations per 1,000 sq ft.
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