Reseeding a Moss-Covered Lawn

by Jack Grover
house & lawn
Reading time: 15 min Prefer to listen?

A beautiful, lush lawn is a hallmark of a well-maintained home. But what happens when moss takes over, turning your once-vibrant green yard into a spongy, lackluster landscape?

While moss may look lovely in a forest, it has the potential to destroy the visual appeal of your lawn and leave it looking like a wasteland. It thrives in damp, shady areas, and its presence often indicates underlying issues like compacted soil, poor drainage, or acidic soil.

As it establishes itself, moss competes for valuable resources such as sunlight, water, and nutrients, effectively choking out existing grasses and leaving behind an area devoid of healthy growth. To complicate matters further, moss reproduces through spores, allowing it to spread rapidly and efficiently throughout your yard.

However, all is not lost.

In this article, we’ll take you through the steps involved in reseeding a moss-covered lawn. Following them will help you revive your yard and create a beautiful outdoor space that your family and friends enjoy.

Read on and learn how to make your lawn great again!

Bestseller No. 1
Scotts MossEx, Moss Killer for Lawns, Contains Nutrients to Green and Thicken Grass, 18.37 lbs. (Pack of 1)
Scotts MossEx, Moss Killer for Lawns, Contains Nutrients to Green and Thicken Grass, 18.37 lbs. (Pack of 1)
Scotts MossEx controls undesirable moss without harming your lawn; This moss killer contains nutrients to help develop thick, green grass
$28.99
SaleBestseller No. 2
Scotts Turf Builder with Moss Control, Moss Killer and Lawn Fertilizer, Covers Up to 10,000 sq. ft., 50 lbs. (2-Pack)
Scotts Turf Builder with Moss Control, Moss Killer and Lawn Fertilizer, Covers Up to 10,000 sq. ft., 50 lbs. (2-Pack)
Scotts Turf Builder with Moss Control kills moss without harming your lawn; Added fertilizer thickens grass to fill in bare spots throughout your lawn
$89.98 Amazon Prime
Bestseller No. 3
BioAdvanced 704710B 2-in-1 Moss and Algae Killer and Cleaner for Lawns, Roofs, Patios, Decks, and More, 32 oz, Ready-to-Spray
BioAdvanced 704710B 2-in-1 Moss and Algae Killer and Cleaner for Lawns, Roofs, Patios, Decks, and More, 32 oz, Ready-to-Spray
NON-BLEACH FORMULA: BioAdvanced non-bleach formula will not stain or harm lawns; COVERAGE AREA: Treats up to 500 square feet
$19.97 Amazon Prime
Bestseller No. 4
Lilly Miller Moss Out Lawn Granules 20lb
Lilly Miller Moss Out Lawn Granules 20lb
Products quick results; Kills moss and promotes greener grass; Does not harm lawn; Contains 32.0-percent ferrous sulfate monohydrate and 68.0-percent calcium carbonate
$32.99
SaleBestseller No. 5
Scotts MossEx 3-in-1 Ready-Spray, Moss Killer for Lawns, Hard Surfaces, and More, 32 fl. oz.
Scotts MossEx 3-in-1 Ready-Spray, Moss Killer for Lawns, Hard Surfaces, and More, 32 fl. oz.
This liquid treatment is non-staining and kills moss within hours; Connect the sprayer to a garden hose and spray any time during the year
$17.95

What Are the Challenges of Reseeding a Moss-Covered Lawn?

Though it may appear delicate with its slender leaves and intricate structure, moss is deceptively resilient. This unassuming plant can quickly transform a once-lush lawn into a dense carpet of green if left unchecked.

For homeowners seeking to reclaim their yard, reseeding a moss-covered lawn can prove to be a daunting task due to various obstacles that stand in the way.

Address Underlying Issues

When faced with the challenge of reseeding a moss-infested lawn, one must first carefully assess the factors contributing to its growth.

Common issues include poor soil quality, lack of sunlight, or inadequate drainage. These problems must be taken care of before reseeding to prevent moss from returning.

A soil test can help determine if the soil is nutrient-deficient or too acidic, allowing you to take steps to correct the problem. One solution is to add organic matter to the soil, such as compost, which can improve the soil structure, nutrient content, and water retention. 

Proper drainage is also essential for a healthy lawn. You need to do everything in your power to prevent waterlogging, which can suffocate the grass roots and promote the growth of moss. You can use a shovel to create channels or install a drainage system to improve drainage.

Sunlight is another critical factor in moss growth. If your lawn is in a shady area, you may want to consider trimming nearby trees or shrubs to allow more natural light to reach the lawn.

wooden carry

Choose the Right Grass Seeds

Selecting the right grass seed is crucial for reseeding success. Different types of grass are better suited to varying conditions, such as shade, sun, or dampness. Choosing the best seed for your lawn’s specific conditions can impact the outcome of the reseeding process.

Factors to consider when selecting grass seed include the type of soil, climate, and level of foot traffic.

When choosing a grass seed, it’s also essential to consider its germination rate and the amount of time it takes for the grass to reach maturity.

It’s best to avoid reseeding your lawn with the same type of grass that currently covers the area. This is because the problems that caused moss to grow in the first place are likely to persist, leading to a repeat of the moss problem.

Optimize Airflow

Proper airflow is essential for maintaining a healthy lawn and preventing moss growth. Moss thrives in areas with stagnant air and excess moisture, making it important to promote ventilation in your lawn.

If trees or shrubs surround your lawn, it may be necessary to prune them to allow more air to circulate. Overgrown vegetation can block air from reaching the grass, causing dampness and promoting moss growth.

In addition to pruning, using a lawn mower with a bag to remove grass clippings and other debris can also lead to a better flow of air. Grass clippings can accumulate and restrict easy access to air, creating the perfect environment for moss to grow.

It might be a good idea to perform regular lawn aeration. It involves removing small plugs of soil from the lawn to create channels for better soil and air exchange.

Aeration helps reduce soil compaction and improves the ability of the lawn to absorb water and nutrients. It also promotes a healthy root system, which can help prevent moss growth. Aerating your lawn once or twice a year, depending on the soil type and level of foot traffic, can help ensure proper airflow and prevent moss from taking hold.

Above all, avoid overwatering your lawn if you live in a damp climate. Excess moisture restricts airflow, so try to rely on rainwater as much as possible. If you do need to water your lawn, do so in the morning to allow the grass time to dry before nightfall.

water drops in leaf

You Can’t Solve the Moss Problem Manually

Many people try to tackle their moss problem by manually removing it from the lawn. After all, if you get rid of the moss, won’t the problem be solved?

While this may seem like a practical solution, it’s actually not that simple.

Even if you manage to remove all of the moss from your lawn successfully, the underlying problems that caused the moss to grow in the first place will still be present. It means new moss will quickly take hold, and you’ll be back at square one.

How to Reseed a Moss-Covered Lawn

Now that we’ve gone over some of the challenges involved in reseeding a moss-covered lawn, let’s take a look at the process itself. Here’s what you need to do to reseed your mossy lawn and achieve a beautiful, healthy green space:

1. Test the Soil

The first step is to test the soil to determine its composition and nutrient levels. Doing so will help you to make any necessary adjustments, such as adding organic matter or correcting the pH level, before reseeding.

Acidic soil is one of the most common problems that lead to moss growth. However, the solution here is quite simple — you just need to raise the pH level. You can do it by adding lime to the soil. The amount of lime you’ll need to add will depend on the current pH level and the type of soil you have, so make sure to do proper research before you begin your project.

2. Take Care of the Light Problem

As we mentioned earlier, moss thrives in shady areas. If your lawn is in a shady spot, you’ll need to do something to increase the amount of sunlight that reaches the grass. Pruning nearby trees and shrubs can help to open up the area and allow more light to reach the lawn.

Although you can try to remove excess foliage on your own, it might be quite dangerous if it involves working at height. As such, hiring a professional arborist to carry out the work for you might be a good idea. These experts have the necessary training and equipment to carry out the job safely without compromising the quality of the work.

If it turns out that you can’t get enough sunlight to the lawn by pruning alone, you may need to consider more drastic measures, such as removing trees or shrubs. This is a big decision, so make sure to weigh the pros and cons before you take any action.

3. Aerate and Improve Drainage

Once you’ve addressed the soil and light problems, it’s time to aerate the lawn and improve drainage. As mentioned earlier, lawn aeration helps break up compacted soil and improve airflow. You can do this step using a specialized motorized aerator that can be bought in most hardware stores.

Of course, if you don’t have the money to invest in an aerator, you can always improve the airflow manually. Even a simple homemade aerator will suffice, although it will take a bit longer.

Improving drainage is also crucial. If your lawn retains water, it will create the perfect environment for moss to grow. The simplest approach is to add some water-loving plants that will help absorb the excess water and add to the visual appeal of your lawn at the same time.

tree leafs

A more money and time-consuming approach is to install a drainage system. This investment is probably more effective, although it will require some professional help to ensure the best results.

4. Go For Aggressive and Short-Rooted Grass

As your existing grass faces a losing battle against the invading moss, you can’t rely on gentle and slow-growing grasses to fill the gaps. Instead, you need something that is more aggressive and can quickly colonize the bare patches.

The best option is to choose a short-rooted grass that can rapidly establish itself. Perennial ryegrass is a good choice, as it germinates fairly quickly and is ready to accept light traffic in as little as eight weeks after planting.

There are other options to consider as well. Zoysia grass, for example, is quite versatile and can be used in a wide range of climates. It’s also tolerant to drought, making it a good choice for those who live in dry areas.

Of course, before you choose grass seeds, it’s important to consider the specific conditions of your lawn. Talk to a professional at your local nursery or garden center and find out what type of grass would be best suited to your lawn.

5. Remove the Moss and Reseed

As mentioned above, removing the moss manually doesn’t take care of the underlying problems that caused it to grow in the first place. Yet, it’s a whole different matter if you’ve managed to address your lawn problems to the best of your ability.

After you’ve worked on the soil, increased sunlight exposure, and improved drainage, it’s time to remove the moss. Using a rake or a power washer can help here. Don’t forget to wear gloves and protective clothing as well, as some types of moss can be quite abrasive.

Once that’s done, it’s time to reseed the lawn. The best time to sow grass seed is in early autumn, although you can still achieve good results if you sow in early spring.

When reseeding, evenly distribute the grass seed over the entire lawn. Then, lightly rake the area to ensure good seed-to-soil contact.

It’s best to do the reseeding before the rain, as the added moisture will help the grass seeds germinate more quickly.

If no rain is forecasted, you can water the lawn yourself. Just make sure not to overwater, as it can cause the grass seeds to float away or encourage fungal growth.

Key Takeaways

  • Reseeding a moss-covered lawn is a challenging task, but it’s not impossible.
  • The biggest issues you’ll face are poor soil quality, lack of sunlight, and inadequate drainage. These problems must be addressed before you reseed.
  • The best grass seeds for a moss-covered lawn are those that are short-rooted and aggressive. Perennial ryegrass and zoysia grass are good choices, although you should choose the best grass for your specific lawn conditions.
  • Once you’ve resolved the underlying problems, it’s time to remove the moss and reseed the lawn. The traditional time to sow grass seed is in early autumn or early spring.
  • Reseeding your lawn is just the first step. You must also care for the newly seeded grass to ensure it grows properly. It includes watering, mowing, and fertilizing.

The Bottom Line

Reseeding a moss-covered lawn is a time-consuming and challenging task. However, it’s not impossible, and the results are definitely worth the effort. With some hard work and the right approach, you can have a beautiful, healthy lawn that you and your family can enjoy for years to come.

The tips above should help you manage the moss infestation and return your yard to its former glory. Just remember to take your time, be patient, and address the underlying problems to prevent moss from returning.

Now that you know how to reseed a moss-covered lawn, what are you waiting for? Get out there and get started! Good luck!

Was it helpful?

Thanks for your feedback!

You may also like

Leave a Comment

About Us

Inside The Yard is your go-to source for all things lawn and garden, offering expert advice for every corner of your outdoor space, from tractor troubleshooting to the best rose-planting tips, all wrapped up in the nation’s fastest-growing garden blog.

Latest Articles