How to sharpen lawn mower blades

What is the best way to sharpen lawn mower blades?

The fastest way to sharpen a lawnmower blade is with a bench grinder. Wearing protective eyewear, earplugs, and work gloves, grind the edge of the blade against the spinning wheel. It’ll be loud and you’ll see sparks, but you’ll be able to sharpen the blade in a matter of a few minutes.

Should a lawn mower blade be razor sharp?

How Sharp Should Your Mower Blade Be? Mower blades should be aggressively sharp, but not as sharp as a razor’s edge. You should be able to touch the blade with your hand without getting cut. Contrary to popular belief, a lawn mower blade with a razor sharp edge will not cut grass better.

Is it easy to sharpen mower blades?

Depending on usage, mower blades should be sharpened at least once or twice a year. Dull blades don’t just slow your mower down: they can also leave your lawn susceptible to browning and withering. The good news is, it’s relatively easy to sharpen your blades.

Do you sharpen both sides of lawn mower blade?

File in the direction of the original cutting angle. Always sharpen from the top side of the cutting edge; this will give you the longest-lasting edge on the blade. Note: The file cuts in one direction only, on the push stroke; you’ll feel it bite into the steel on the blade.

How do you sharpen a lawnmower blade by hand?

How do I know if my mower blade is dull?

Mowing with a dull blade can create a ragged cut, turning grass brown.

Look for these signs that you may need to sharpen the mower blades:
  1. Dents or nicks in the mower blades.
  2. Uneven grass height after cutting.
  3. Grass blades look torn instead of sliced.
  4. Brown, frayed grass edges.

How much does it cost to sharpen lawn mower blades?

Depending on the type of your mower, you can expect to pay anywhere between 20 dollars to 60 dollars. If it’s a reel lawn mower you might not even need to take the blades off the mower and sharpen them while they’re attached.

Should you sharpen new mower blades?

As mentioned above, brand new lawn mower blades do not need to be sharpened because they are always sharpened during manufacturing. … However, lawn mower blades do generally need to be sharpened at the beginning of each new season.

How often should you change your mower blades?

annually
A good rule of thumb for the average homeowner is to replace your mower blades annually. You may also think about replacing them if they become damaged. Dig up that product manual if you want a more clear-cut answer. Always make sure to take protective measures whenever sharpening your mower blades at home.

Do mulching blades make a difference?

Mulching blades feature more curves and an increased cutting edge. The curved surface and increased cutting edge allows the blade to cut the grass and bring it into the deck where it is cut several more times before falling back onto the lawn in much smaller pieces.

Why are mower blades not sharp?

The seemingly dull edge is done on purpose. It’s sharp enough to last for 25 hours of mowing (about 25 weeks of mowing an hour each weekend). It’s dull enough that it won’t get damaged as easily by roots and rocks. Hitting a rock with a hyper-sharp blade will just bend the edge making it less effective.

How often should you cut your lawn?

The rate of grass growth and desired height of your lawn determine how often you need to mow. Typically, mowing once a week during the growing season should suffice to keep your lawn healthy. The rest of the time, you can reduce the frequency of cutting to every other week, as necessary.

What level should I cut my grass at?

An optimal height for a cool-season grass generally is about 2 1/2 inches. And at each mowing, you should only be removing about the top 1/3 of the grass blade. Consequently, a good time to mow lawns is when your grass is about 3 2/3 inches high.

How often should lawn mower oil be changed?

every 50 hours
Taking proper care of your lawn mower will help your machine run well for years to come. One overlooked aspect in lawn mower maintenance is how frequent oil changes should take place. Engine oil and oil filters should be replaced at least once every spring or summer, or every 50 hours of use – whichever comes first.

Should you mow your lawn in different directions?

Don’t Mow the Same Way Every Time – Alternate the Pattern

Varying the pattern in which you mow will help to allow the blades to grow straighter and healthier. Grass blades tend to grow in the direction in which they are mowed. Alternating the pattern allows the blades to return to a more upright position.

Should I leave grass clippings on lawn?

Simply put, grass clippings are good for lawns because they turn into natural fertilizer. … When you leave your clippings on your lawn, you give them the chance to decompose, releasing water and nutrients back into your lawn’s soil. This helps grass grow greener, healthier, and thicker.

Is it better to mow in the morning or evening?

Most pros agree that mid-morning is the optimum time of day to mow the lawn. The logic behind this is that the lawn needs time to heal before the evening. This means that your grass really needs the benefit of the day to dry and heal before nightfall sets in.

How do you mow stripes?

Should you cut grass when wet?

It’s always best to let the grass dry before mowing it. When mowing grass, however, keep in mind that only a third or less of the grass blades should be cut. If the grass stays wet for long periods of time and continues to grow, it’s OK to mow the wet grass to keep it from growing too tall and going to seed.

What time of day should you mow the lawn?

mid-morning
For a healthy, beautiful yard, the best time of day to mow the lawn is mid-morning or late-afternoon. The temperature is not too hot and the grass has had enough time to dry from the previous night’s dew. Avoid mowing the lawn during the early morning, midday, or evening.

What is the best mowing pattern?

Cardinal Lawns recommends alternating directions each time you mow, so if you mow vertically one week, go in a horizontal pattern the next.

Is it better to cut grass short or long?

The shorter it is, the less food that will be produced by the plant. A longer grass blade will shade the ground underneath, keeping it cooler, meaning it won’t dry our as quickly as when the lawn is mowed short. In other words, the lawn does not have to receive as much supplemental water. Reduces weed growth.

Is it better to cut grass before or after it rains?

The best time to mow is when grass is dry. When moisture from rain or the morning dew weighs grass down, the blades bend, making a straight cut difficult. You also can slip on wet grass, and the clippings tend to clump and not spread evenly. In addition, disease can spread quickly when you mow wet grass.