Overseeding

Overseeding your Lawn

Overseeding for a Lush and Thick Lawn

Overseeding your lawn refers to the process of spreading grass seed over an existing lawn to improve its density, fill in bare patches, and enhance the overall appearance and health of the turf. This is typically done to rejuvenate an older or worn-out lawn, address thinning areas, or introduce new grass varieties for better resilience or aesthetics.

Overseeding Process

Lawn Preparation: Before overseeding, it’s important to prepare the existing lawn by mowing it shorter than usual and removing any debris or thatch. This creates a better environment for the new grass seed to make contact with the soil.

Seed Application: Spread the grass seed evenly across the lawn using a broadcast spreader or by hand. It’s important to apply the seed at the recommended rate to avoid over- or under-seeding.

Seed-to-Soil Contact: After spreading the seed, lightly rake or roll the lawn to ensure good seed-to-soil contact. This helps the seeds germinate and establish themselves.

Watering: Adequate watering is essential for germination. Keep the soil consistently moist, but not waterlogged, until the new grass seedlings are well-established. This may require frequent, light watering in the initial weeks.

Maintenance: As the new grass seedlings grow, continue to water them regularly and avoid mowing until they reach a height of at least 3 inches. Once they are established and strong enough, you can resume regular lawn maintenance practices.

What time of the season is best to overseed your grass?

• Early fall (late August to late September) – The cool nights, warm days, and fall rains provide ideal growing conditions for newly seeded grass.
• Spring (mid March to mid May) – Spring allows time for new grass to mature before summer heat arrives. Be sure frost risk has passed.
• Late fall (late October to mid November) – Grass will germinate more slowly but can still establish before winter dormancy.

Winter overseeding

In warmer climates, over-seeding in winter can work when irrigation is available. Grass grows more slowly.

Avoid summer

High temperatures and drought make it difficult for new grass seeds to germinate and survive.

Know your grass type

Cool season grasses like bluegrass are best seeded in fall. Warm season grasses like bermuda prefer spring.

Mow lawn short

Mow existing grass down to 2-3 inches before over-seeding for good seed to soil contact.

Aerate and dethatch

Aerate to allow seeds direct ground contact and dethatch to remove dead material.

Apply starter fertilizer

Fertilize to help young grass establish its roots faster and stronger.

Choosing the right grass seed for overseeding

Choosing the proper grass seed is critical for a successful overseeding project. The seed you select should be well-suited to your climate and intended growing conditions. It should also match the existing grass type you currently have established in your lawn.

When overseeding, you never want to plant a warm season grass in a cool season lawn or vice versa. Warm season grasses like bermudagrass and zoysia thrive in hot, southern climates. Cool season grasses like Kentucky bluegrass, fescue, and ryegrass flourish in northern climates with cold winters. Reading the seed tag to identify the grass species along with its recommended planting zones is key.

You also want to make sure to get high quality, certified seed free of weeds and debris. Look for seeds with a high percentage of germination and purity for best results. Overseeding requires a greater volume of seed than a new lawn, so only purchase fresh seed produced in the most recent season. Proper storage is also important to keep seeds viable. With the right grass seed matched to your specific climate and lawn needs, you’ll be on your way to thickening up your lawn with a successful seeding.

Call us to sign up for our lawn over seeding service

Michalski Lawn and Landscape has a team committed to providing our customers the best service possible. For more than 5 years, we have served the homes and businesses in Omaha and nearby communities in NE. If you are interested in finally having the thick, lush lawn of your dreams, give us a call at (402) 577-0205 today to sign up for our over seeding service!