7 Tips For Sharpening Your Lawn Mower Blades!

sharpening lawn mower blades

If you have a lawn mower, then you know that keeping the blades sharp is essential. If they’re not sharp, you won’t get a clean cut, which can lead to an unsightly appearance and even problems with the health of your lawn.

So, Is it worth sharpening lawn mower blades? Absolutely! Sharpening your lawn mower blades is without doubt one of the most important things you can do to maintain a healthy and beautiful lawn. Not only will sharp blades give you a clean, even cut, but they will also save you time and money in the long run.

In this article, we will discuss why keeping your lawn mower blades sharp is so important and how to do it yourself.

How Do You Sharpen Lawn Mower Blades?

Now we’ve explained why it is important to sharpen our lawn mower blades let’s talk about how to do it. We’ve got good news! Sharpening lawn mower blades is not difficult and can be done in a few simple steps.

Firstly, you’ll have to remove the blade from the lawn mower. This can be done by removing the bolts that keep it in position. Once the blade is removed, you might aswell give it a clean with a wire brush or sandpaper to remove any dirt or debris build-up.

Next, you will need to sharpen the blade using a file, grinder, or power washer. If you are using a file, you will need to move it back and forth across the blade in a consistent motion. If you are using a grinder, you will need to hold it at a consistent angle while moving it back and forth across the blade.

Once the blade is sharpened, you must reattach it to the lawn mower.

Can I Sharpen My Lawn Mower Blades Without Taking Them Off?

Yes, you can sharpen your lawn mower blades without taking them off. However, it is important to note that this method is not as effective and can be dangerous. If you choose to sharpen your lawn mower blades without taking them off, you will need to use a grinding stone or power washer.

It is important to be very careful when using a grinding stone or power washer as it is easy to damage the blade. In addition, you will need to be extra cautious not to injure yourself.

And most importantly, ensure the lawn mower is not connected to any power source if you’re cleaning them while still attached.

Do You Sharpen Both Sides of a Lawn Mower Blade?

Yes, it would be best if you sharpened both sides of a lawn mower blade. However, the side that does most of the cutting (the front side) will need to be sharpened more often than the other side.

It is important to note that some blades are double-sided and can be flipped over when one side becomes dull.

Can a Lawn Mower Blade Be Too Sharp?

Yes, a lawn mower blade can be too sharp. If the blade is too sharp, it can damage the grass and lead to an unsightly appearance. In addition, a too-sharp blade can cause the lawn mower to vibrate and make noise.

If you think your blade is too sharp, you can use a file or grinder to dull it slightly.

Also, if your blades are razor sharp, they pose a risk to anyone walking past it when it’s hanging in the shed, your hose should you accidentally mow over it and even yourself when moving it around; always be cautious around sharp blades.

How Often Should Your Sharpen Lawn Mower Blades?

How often you need to sharpen your lawn mower blades depends on a few factors, it’s dependent on the type of grass you have, how often you use the lawn mower, and the quality of the blade.

Overall, it is recommended that you sharpen your lawn mower blades at least once per season. If you’re a lawn mowing enthusiant, striping every weekend or have a lot of grass, you will likely need to sharpen the blades more often.

How Many Times Can You Sharpen Mower Blades?

There is no definitive answer to this question, as it depends on the quality of the blade and how often you sharpen it. In general, however, a lawn mower blade can be sharpened several times before it needs to be replaced.

If you take care of your blades and sharpen them regularly, they should last for several years.

What Happens If You Don’t Sharpen Lawn Mower Blades?

If you don’t sharpen your lawn mower blades, the blades will become dull, and you’ll get a pretty bad cut. In addition, as mentioned before, a dull blade will damage the grass, and you won’t get that pop you’re looking for; it won’t impress the neighbors!

If you notice your lawn mower isn’t performing and not cutting the grass as well as it used to, it is probably time to sharpen the blades.


We hope you found this article helpful. Sharpening your lawn mower blades is an important part of maintaining your lawn mower and ensuring it runs smoothly. By following the simple steps outlined above, you can easily sharpen your blades at home.