The Spruce / Steven Merkel

Almost without exception, lawn clippings should always bemulched back into the lawn.

The benefits ofmulchinggrass are too numerous and valuable to ignore.

Similar tomulching leavesinto the lawn in the fall, lawn clippings add valuable organic matter to the soil.

Grass clippings clumped together in front of lawn mower closeup

The Spruce / Steven Merkel

What Is Mulch?

Special “mulching” blades with extra cutting surfaces are used in conjunction with added baffling underneath the mower.

The output or chute is blocked to trap the clippings underneath the deck.

But grass clippings do not cause thatch buildup.

Clippings consist mostly of water, and the remaining tissue is quickly broken down through microbial activity.

However,clumpingof grass clippings may occur when you mow under wet or overgrown conditions.

Either way, clumping is easily remedied by raking up the grass clumps if they occur.

Recycling grass clippings back into the lawn can contribute up to 1 pound of a lawn’s annualnitrogenrequirements.

A collection system on a lawnmower is far more expensive than a mulching kit.

The more times clippings are handled, the more labor is involved.

If clippings are trucked off-site, where do they go?

Tipping fees may be involved if they are taken to recycling facilities.

Mulch your grass after the growing season (usually late spring or fall).

confirm not to do so when it’s wet.

It’s best to mulch your lawn annually.