mulch
noun/mʌltʃ/
/mʌltʃ/
[countable, uncountable]- material, for example, decaying leaves, that you put around a plant to protect its base and its roots, to improve the quality of the soil or to stop weeds growingTopics Gardensc2Oxford Collocations DictionaryMulch is used after these nouns:
- bark
Word Originmid 17th cent.: probably from dialect mulch ‘soft’ used as a noun, from Old English melsc, mylsc.
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mulch