Why does my mower leave a strip of grass in the middle?

Asked By: Kandra Wassmann | Last Updated: 15th April, 2020
Category: home and garden home appliances
4.3/5 (2,140 Views . 33 Votes)
A strip of uncut grass left in the middle of mowing rows could signal that your lawnmower's blades are unbalanced or that one or both of them was installed the wrong way. Ensure that your mower's blades are on correctly, that both are secured tightly to the mower deck and that both are balanced.

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Hereof, why is my mower leaving a strip of grass?

Streaking is when thin strips of uncut grass are left behind the mower. Streaking is usually caused by operator error or poor blade maintenance. Streaking can occur if the engine speed is too low. Believe it or not you are doing more harm to your engine by running it slower than full throttle when you are mowing.

Furthermore, how does a lawn mower blade cut in the middle? Before the middle of the 20th century, lawn mowers were mostly reel mowers with a cylindrical blade that got all its power from the person pushing it. Instead of cutting grass like scissors cut paper as a reel mower does, the rotary mower spins a horizontal blade around fast enough to cut the grass as it hits it.

Hereof, why does my Honda mower leave a strip of grass?

Get your blades sharpened twice a year,spring fall. Other than that, the mower didn't cut the grass as tall as I like it cut in the hot summer months, so I went with other brands a few years back. I agree! Improperly sharpened (or NOT sharpened) blades is usually the cause of the uncut strip.

Why does my mower cut better when I pull it backwards?

A lawn mower may perform better in reverse than forward gear for a number of reasons. When a gas powered lawn mower runs in reverse, its blade continues to spin in the same direction as it would if the mower were operated in the forward gear. Blade sharpness issues, therefore, can be discounted in powered mowers.

35 Related Question Answers Found

How do you align a lawn mower blade?

Re: Mower Deck Blade Alignment
That bevel should be on the top of the blade, and the bottom of the blade should be flat across it's width right to the edge.. If you have an area that isn't cutting well,, it could be very possible it's upside down. A blade will still cut, although poorly without the sharp edge.

Should mower blades overlap?

This is where no grass is cut, and the aim of the mowing process is ensuring you overlap every row so that the cut is as even as possible. As a general rule, estimate between 7 to 10 centimeters, which is the best distance for a correct overlap – depending on the current length of the grass you are cutting.

How sharp should lawn mower blades be?

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.

Why is it a good idea to have two blades for your mower?

2) Sharp blades actually cause you to use less gas. A sharp blade provides a clean cut, which helps the grass to heal faster and promotes photosynthesis. Experts say it's a good idea to have your lawn mower blade sharpened two to three times a season to maintain peak efficiency.

Should the front of a push mower be lower than the back?

The front of the mower deck should be lower than the back. The reason is you only want the blade to cut the grass once. If the blade were level, the drag of the grass on the blade would bog the engine down or take more power to do the same amount of work.

What causes uneven mowing?

Uneven cutting is wavy or smooth troughs in the lawn surface. Uneven cutting is usually caused by mower deck damage or misadjustment.

Should new lawn mower blades be sharpened?

No, most new mower blades do not need to be sharpened. But if you're really concerned, then before sharpening it just mow a small, less-visible part of your lawn and look at the grass blades afterward. If the grass blades are nicely cut then don't waste your time sharpening the mower blades.

Why does my Craftsman riding mower cut uneven?

Scalping can be caused by the mower deck misadjustment, unevenness in the lawn, or by the mower deck bouncing because the ground speed is too fast. Check the mower deck for misadjustment, slow down or raise the deck if its too low.

What does high lift mower blade mean?

High-lift blades have deeper curves on the ends, which create enough suction to circulate and expel the clippings. The higher air flow also helps prevent clogging when mowing tall or wet grass. A high lift blade is a unique style of blade designed with larger wind wings which increase airflow.

Why does my mower leave a row of grass between two blades?

A strip of uncut grass left in the middle of mowing rows could signal that your lawnmower's blades are unbalanced or that one or both of them was installed the wrong way. Ensure that your mower's blades are on correctly, that both are secured tightly to the mower deck and that both are balanced.

Can you cut really long grass with a lawn mower?

Trim the grass down to a height of between 4 to 5 inches with a weed whacker or trimmer, if it's overgrown beyond this length. This might take several hours if your lawn is large, but is well worth the effort to avoid damaging your small mower on this difficult grass.

When should I replace my lawn mower blade?

You'll know that you need to sharpen your lawn mower blades when the tips of your grass are brown and ragged. When this happens, your grass becomes less capable of storing water and more susceptible to disease. Some lawn mower manuals suggest sharpening or replacing blades after every 25 hours of use.

Can I mow my lawn every day?

Cutting your lawn too short can be just as damaging as letting it grow too tall. The basic rule of mowing is to never cut more than one-third of the leaf blade. Generally, this means mowing about once a week. Mowing the next day shouldn't hurt at all—as long as the blade is sharp.

Are lawn mower blades meant to be loose?

The blades should not be really loose, they should be firm to move amd not that tight that you cannot move them. The reason for the blades being able to move is because if they hit an object they will swing back (so they don't break) and then return to the correct position in operation.

Can you put a mulching blade on any mower?

If you can find a mulching blade for your mower, you can put it on. You will have to block the discharge door/opening so the blade will work properly. Mulching blades rely on the grass clippings staying under the mower so they can be continually cut up.

What are the best lawn mower blades?

10 Best Lawn Mower Blades - Reviews
  • #1. MaxPower 331714 Replacement Lawn Mover Blade.
  • #2. Arnold 21-Inch Deluxe-Universal Dethatching Blade.
  • #3. MaxPower 561739 Lawn Mover Blade Set.
  • #4. MaxPower 331740S Walk Behind Lawn Mower Blade.
  • #5. Honda Lawn Mower Blade Set.
  • #6. Rotary High Lift -Replacement Blade.
  • #7.
  • #8.

Which way does a lawn mower blade spin?

Most lawn mower blades rotate in a clockwise direction (counter-clockwise when viewed from below), and as such have the cutting edge on the right side. If you are unsure of how your mower rotates, check the position of the discharge chute; if it is on the right side angled back, the blade turns clockwise.