mulch

noun

ˈməlch How to pronounce mulch (audio)
ˈməlsh
: a protective covering (as of sawdust, compost, or paper) spread or left on the ground to reduce evaporation, maintain even soil temperature, prevent erosion, control weeds, enrich the soil, or keep fruit (such as strawberries) clean
mulch transitive verb

Examples of mulch in a Sentence

She spread some mulch around the plants.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Handley recommends adding a small amount to your compost pile sporadically, then adding this to your soil or as a mulch at the base of your plants. Rae Ford, Martha Stewart, 4 July 2026 Refresh potting soil annually, add mulch to retain moisture, and consider drought-tolerant plants. Lauren Landers, Better Homes & Gardens, 3 July 2026 Fallen branches, dead plant material, faded mulch, and leaves gathering in corners can make an otherwise beautiful garden feel forgotten. Jessica Safavimehr, Southern Living, 2 July 2026 Your best bet is to grow clematis on a tall structure, adding thick mulch at the base. Barbara Gillette, The Spruce, 29 June 2026 See All Example Sentences for mulch

Word History

Etymology

perhaps irregular from English dialect melch soft, mild

First Known Use

1657, in the meaning defined above

Time Traveler
The first known use of mulch was in 1657

Browse Nearby Words

Cite this Entry

“Mulch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mulch. Accessed 5 Jul. 2026.

Kids Definition

mulch

1 of 2 noun
ˈməlch
: a covering (as of straw or sawdust) spread over the ground to protect the roots of plants from heat, cold, or evaporation, prevent soil loss, control weeds, enrich the soil, or keep fruit (as strawberries) clean

mulch

2 of 2 verb
: to cover with mulch

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