The Importance of Lawn Mower Maintenance and Care

Maintaining a lush, healthy lawn requires more than just regular watering and fertilization — it starts with the proper care of your lawn mower. Whether you're a homeowner or a turf enthusiast, consistent lawn mower maintenance ensures your equipment runs efficiently, provides a clean cut, and extends the life of your mower. But maintaining a mower isn’t just about oil changes or blade sharpening; it's also about creating the perfect synergy between your equipment and the products that feed your lawn.

In this guide, we’ll explore essential lawn mower care, including a detailed lawn mower maintenance checklist, tips on how to clean a lawn mower, and insights into how often to change lawn mower oil. Plus, we’ll highlight how fertilizers, weed killers, fungicides and insecticides, and biostimulants can complement your efforts for a thriving lawn.

Why Lawn Mower Maintenance Matters

A well-maintained lawn mower ensures:

  1. Healthier grass: Sharp, properly aligned blades provide a clean cut, reducing stress on your grass and promoting even growth.
  2. Longer lawn mower life expectancy: Regular care reduces wear and tear, meaning your mower will serve you for years to come.
  3. Cost savings: Preventative maintenance minimizes the likelihood of expensive repairs or replacements.
  4. Improved efficiency: A tuned-up mower uses less fuel or electricity and operates more smoothly.

On average, a well-cared-for lawn mower can last 10-15 years. Neglecting maintenance can drastically reduce its life expectancy, leaving you with higher costs and subpar lawn results.

Lawn Mower Maintenance Checklist

A person wearing protective gloves uses a drill with a grinding attachment to sharpen a metal blade

To keep your mower in peak condition, follow this comprehensive maintenance checklist:

1. Change the oil regularly (engine-powered mowers)

  • How often: Check your mower’s manual, but typically every 25-50 hours of use or once a season.
  • Why: Fresh oil keeps the engine lubricated and prevents overheating.
2. Sharpen and balance blades
  • How often: Every 20-25 hours of mowing or when the grass looks torn rather than cleanly cut. If you have a gas-powered reel mower, check to see if your blades can cut through a sheet of paper cleanly. If they can’t, it’s time to sharpen them.
  • Why: Sharp blades ensure a clean cut, reducing damage to grass blades and the risk of disease.
3. Clean the mower deck
  • How: Remove debris, caked-on grass cuttings and dirt with a scraper and hose.
  • Why: A clean deck improves airflow and prevents rust.
4. Replace or clean the air filter (engine-powered mowers)
  • How often: Check at least once a season and replace if clogged.
  • Why: A clean filter ensures proper airflow, improving engine efficiency.
5. Inspect belts and cables (engine-powered mowers)
  • Why: Frayed or loose belts can lead to uneven performance or complete mower failure.
6. Check tire pressure (riding mowers)
  • Why: Even pressure ensures a uniform cut across your lawn.
7. Test spark plugs (engine-powered mowers)
  • How often: Replace annually or as needed.
  • Why: Faulty spark plugs make starting your mower difficult and reduce efficiency.
8. Fuel system maintenance (engine-powered mowers)
  • Use fresh, ethanol-free fuel whenever possible. Add a fuel stabilizer if storing fuel long-term.

By following this checklist, you’ll not only extend your lawn mower life expectancy but also achieve better lawn care results.


Related: Mowing Mastery: Best Practices for Spring Lawn Maintenance 


How to Tune Up an Engine-Powered/Reel Lawn Mower

A wrench being used to adjust or remove a spark plug from an engine

Tuning up your lawn mower involves several key steps:

  1. Replace the oil, air filter, and spark plug.
  2. Sharpen and balance the blades.
  3. Clean the mower deck and remove any obstructions.
  4. Lubricate moving parts, such as wheel axles and handles.
  5. Inspect for loose bolts, worn cables, or any unusual sounds.

This process should be done at least once per mowing season to ensure optimal performance. For spare parts and accessories, engine maintenance kits, and backlapping tools for your reel mower, check out Reel Rollers.

How Long Does a Lawnmower Last?

With proper care, a mower can last up to 15 years, depending on the model and frequency of use. Without maintenance, however, that lifespan may shrink to just 5-7 years. Investing time in routine upkeep ensures you get the most out of your equipment and avoid frequent replacements.

How to Clean a Lawn Mower

Cleaning your mower isn’t just about appearance — it prevents rust, reduces wear, and ensures proper airflow. Here’s how:

  1. Disconnect the spark plug or remove the battery (for safety).
  2. Use a garden hose to rinse off loose debris.
  3. Scrape off grass cuttings from the deck using a plastic or metal scraper.
  4. Dry thoroughly to prevent rust.
  5. Use compressed air or a leaf blower to clean hard-to-reach areas like vents and filters.


Related: 14 Essential Lawn Care Tools for Your Yard This Season 


How Proper Lawn Care All Season Helps Your Lawn Mower Stay in Good Condition

An Allett-branded lawnmower cutting a well-maintained grassy field

A healthy lawn isn’t just aesthetically pleasing — it can also extend the life of your lawn mower. When your grass is properly cared for throughout the year, mowing becomes smoother, less taxing on your mower, and ultimately more efficient. Here’s how keeping your lawn in top shape benefits your equipment.

1. Prevents Excess Strain on the Blades and Engine

Unkempt, overgrown grass can be tough for a mower to handle, forcing the blades and engine to work harder than necessary. Regular fertilization and weed control keep your grass manageable, ensuring your mower doesn’t struggle through dense or uneven growth. Products like Complete 14-7-14 - Lebanon Country Club Fertilizer help maintain consistent grass growth, making it easier to mow.


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2. Minimizes Debris Buildup

Neglected lawns are often riddled with weeds, moss, and pests, which can clog the mower deck or damage components. Using weedkillers such as the Celsius and Certainty Herbicide Kit with Surfactant and Dye for Warm Season Grass or the Tenacity and SedgeHammer Herbicide Kit with Surfactant and Dye for Cool Season Grass can reduce unwanted vegetation and debris that would otherwise accumulate in your mower.


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3. Promotes a Cleaner, More Even Cut

Healthy lawns grow evenly, which means your mower can glide smoothly over the surface without the risk of scalping or uneven cuts. Issues like fungal infections, such as snow mold or brown patch, weaken the grass by creating discolored, dead patches. Similarly, pests like grubs, chinch bugs, or armyworms feed on grass roots or blades, leading to thinning and uneven growth.

These problems make it difficult to maintain a consistent, lush lawn and can create uneven mowing surfaces, causing additional strain on your mower. Using fungicides and insecticide combos such as Caravan® G Fungicide & Insecticide to prevent diseases and tackle pests ensures your grass remains vibrant and uniform. This reduces wear and tear on your mower blades.


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4. Reduces Mowing Frequency

A balanced lawn care routine ensures your grass grows at a healthy, manageable rate. Biostimulants like our Golf Course Lawn Carbon Kit — Liquid Soil Amendments can strengthen root systems and promote consistent growth, so you don’t have to mow as often. Less frequent mowing means less strain on your equipment over time.


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5. Prepares Your Lawn for Seasonal Challenges

Taking proactive steps, such as winterizing your lawn and addressing issues like soil acidity or salinity, ensures a smoother transition between seasons. Products like MAG-I-CAL® PLUS for Acidic Soil or MAG-I-CAL® PLUS for Alkaline soil improve soil health, creating a strong foundation for healthy grass year-round. A well-maintained lawn is easier to mow, no matter the season.

By investing in proper lawn care all year long, you not only maintain the beauty of your yard but also protect your mower from unnecessary wear and tear. A healthy lawn and a well-maintained mower go hand in hand, ensuring both remain in excellent condition for years to come.

Aerating, Scarifying, and Verticutting: Enhancing Lawn Health and Mowing Efficiency

It's not just mowing that keeps your lawn looking neat and tidy — it also involves essential practices like aerating, scarifying, and verticutting. These techniques improve grass health, create an even surface, and make mowing easier for your lawn mower.

Aerating

Aeration involves perforating the soil with small holes to improve air, water, and nutrient penetration. This process alleviates soil compaction, allowing grassroots to grow deeper and stronger. A well-aerated lawn is less prone to uneven growth, reducing stress on your mower.

Scarifying

Scarifying removes thatch — a layer of dead grass and organic matter that builds up on the soil surface. By using a scarifier to rake out this debris, you allow better water and nutrient absorption while preventing mower deck clogs caused by excess debris.

Verticutting

Verticutting uses vertical blades to slice through the thatch layer and slightly into the soil, stimulating grass growth and reducing thatch buildup. This technique promotes a denser lawn that is easier to mow and less susceptible to disease.



Mow Smarter, Not Harder

Maintaining your mower is just as important as caring for your lawn. A well-maintained mower ensures clean, precise cuts, reducing grass stress and preventing issues like scalping or disease spread. Paired with high-quality lawn care products your lawn will remain the envy of the neighborhood.

Ready to take your lawn care to the next level? Explore fertilizers, biostimulants, fungicides, and more at Golf Course Lawn Store and achieve the lawn of your dreams!