Grass Seed Calculator
Calculate how much grass seed you need for your lawn based on area, seed type, and coverage rates. Get accurate estimates for your lawn project.
Step 1: Lawn Area & Type
Understanding Grass Seed Coverage
Coverage rates vary by seed type and lawn conditions. Standard lawns typically need 3-4 lbs per 1000 sq ft, while overseeding requires 1-2 lbs per 1000 sq ft.
Step 2: Cost & Options
About Seed Quality
Higher quality seed (90-95% purity) has fewer weed seeds and inert materials, meaning you need less seed for good coverage. Lower quality seed (70-80%) may require up to 25% more seed for the same results.
Grass Seed Calculation Results
Total Grass Seed Needed
Grass Seed Type Comparison
| Grass Type | Coverage Rate | Typical Cost | Seed Needed | Total Cost |
|---|
Project Cost Breakdown
Grass Seed Formula
Seed (lbs) = (Lawn Area / 1000) × Coverage Rate × (100 / Seed Quality %)
The seed calculation accounts for your lawn area, desired coverage rate, and seed quality. Adjust the coverage rate based on your project type: new lawns require more seed than overseeding.
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