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GUIDE · 6 MIN READ · UPDATED OCT 6, 2026
To mow a lawn the right way, set the deck to your grass type’s height, cut only when the grass is dry, remove no more than one-third of the blade, use a sharp blade, and work in straight, slightly overlapping passes. Change direction each time you mow.
| Step | What to do |
|---|---|
| 1. Prep | Clear sticks, toys and stones; check fuel or battery |
| 2. Height | Set the deck for your grass type |
| 3. Timing | Mow dry grass, ideally mid-morning |
| 4. Edges | Make two header passes around the perimeter |
| 5. Rows | Mow straight rows, overlapping a few inches |
| 6. Finish | Trim, edge, blow clippings off hard surfaces |
STEP 01
Prep the yard and the mower
Walk the lawn first and pick up sticks, stones, toys, dog bones and hoses. A mower blade can throw small objects hard enough to break windows or injure someone. Then check the mower: fuel or battery charge, oil level on a gas engine, and the blade. A sharp blade slices grass cleanly; a dull one tears the tips, which turn brown and invite disease. Most homeowners should sharpen or replace the blade at least once a season, and more often on sandy soil or large lawns.
Wear closed-toe shoes, long pants and eye and hearing protection. Keep kids and pets indoors while you work. For the rest of the basics, our mowing guide for homeowners links to every topic on this site.
STEP 02
Set the right cutting height
Cutting too short is the most common mowing mistake. Short grass has shallow roots, dries out fast and lets weeds in. Match the deck to your grass:
- Bermuda, zoysia, centipede: 1 to 2 inches
- Perennial ryegrass: 1.5 to 2.5 inches
- Kentucky bluegrass, fine fescue: 2.5 to 3.5 inches
- Tall fescue, St. Augustine: 2.5 to 4 inches
Then follow the one-third rule: never take off more than a third of the blade in one cut. Our mowing height by grass type section explains how to set and measure the deck.
RATHER NOT DO IT YOURSELF?
A local lawn pro can mow, trim and edge your yard the right way every visit.
STEP 03
Pick a dry time of day
Mow when the grass is dry. Mid-morning, after the dew is gone, is ideal; late afternoon is a good backup. Avoid the midday heat and avoid wet grass, which tears and clumps. See the best time of day to mow for the reasoning.
STEP 04
Mow a clean pattern
- Header passes first. Go around the outside of the lawn twice. This gives you room to turn at the end of each row without scuffing the turf.
- Straight rows. Pick a straight edge such as a driveway or sidewalk and mow parallel to it.
- Overlap. Overlap each pass by a few inches so you do not leave thin uncut strips.
- Discharge toward the cut side. If you side-discharge, blow clippings onto lawn you have already mowed, not into beds or the street.
- Change direction. Alternate horizontal, vertical and diagonal each mow so the grass stands upright and wheels do not wear ruts.
On slopes, push mowers go across the hill; riding mowers go up and down. Want that ballpark look? Read how to mow lawn stripes.
STEP 05
Finish with trimming and cleanup
Use a string trimmer around trees, posts and fences, then edge along walks and driveways. Whether you edge first or last is partly preference; we compare both in edge before or after mowing. Leave short clippings on the lawn to return nutrients, but blow them off hard surfaces so they do not wash into storm drains.
STEP 06
When it makes sense to hire it out
Mowing well every week takes time, equipment and upkeep: blades, oil, fuel, trimmer line and storage. If you would rather spend that time elsewhere, skip the work and get a free quote from a local crew. Our cost section helps you find out what a mowing service charges.