How to Seed a Lawn: Complete Guide from Soil Prep to First Mow

A lush lawn doesn't happen by accident. Successful seeding requires thorough preparation, careful execution, and consistent follow-through. Here's a step-by-step roadmap.

Preparing the Seedbed

This is the most labor-intensive and critical phase. Grass seed fails in compacted soil, so deep loosening is essential.

1. Remove all weeds, rocks, and debris.
2. Loosen soil to at least 4 inches deep using a shovel, hard rake, or rototiller.
3. Spread a layer of compost and thoroughly incorporate it — don't just leave it on top.
4. Rake smooth, removing any remaining stones or wood fragments.

Selecting and Sowing Seed

Choose a grass type suited to your region, sun exposure, and intended use. Consult a local garden center for recommendations. Follow the seed label for sowing rates and timing — cool-season grasses are best planted in early fall or spring; warm-season grasses in late spring to early summer.

Caring for Newly Seeded Lawn

• Mulch lightly with straw — cover about 75% of the soil surface to retain moisture and prevent seed displacement.
• Keep soil consistently damp — never let it dry out, but avoid heavy watering that washes seed away. Frequency depends on grass type: Bermuda may need 3–4 light waterings daily; perennial rye typically needs two.
• Transition gradually — once germination is complete (usually 2–3 weeks), reduce frequency and increase depth of watering to encourage deep roots.