| mulch | <botany> A natural or artificial layer of ground-up plants or other materials applied to the soil surface. (09 Oct 1997) |
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| mulching | <botany> Coverage of the ground with mulch. (09 Oct 1997) |
| fabric mulch | <botany> Polypropylene material placed on the ground around plants to prevent weed growth. (09 Oct 1997) |
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