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What is the difference between humus and mulch?

humus | mulch |

As nouns the difference between humus and mulch

is that humus is a large group of natural organic compounds, found in the soil, formed from the chemical and biological decomposition of plant and animal residues and from the synthetic activity of microorganisms while mulch is shredded vegetable (or occasionally mineral) matter used to cover the top layer of soil to protect, insulate, or decorate it, or to discourage weeds or retain moisture.

As a verb mulch is

to apply mulch.

humus

English

Etymology 1

.

Noun

(-)
  • A large group of natural organic compounds, found in the soil, formed from the chemical and biological decomposition of plant and animal residues and from the synthetic activity of microorganisms

    • See also

    * compost * mulch

    Etymology 2

    .

    Noun

    (-)
    • ----

    mulch

    English

    Noun

  • (uncountable, agriculture) Shredded vegetable (or occasionally mineral) matter used to cover the top layer of soil to protect, insulate, or decorate it, or to discourage weeds or retain moisture.
    • An organic mulch''' is a '''mulch made of natural substances such as leaves or grass clippings.
  • (countable, agriculture) A material used as mulch, as a decorative redwood bark mulch.

    • Derived terms

    * inorganic mulch * mulch depth * organic mulch

    See also

    * compost * humus

    Verb

    (es)
  • (agriculture) To apply mulch.
    • Mulch your vegetable garden to retain moisture and keep weeds down.
  • (agriculture) To turn into mulch.
    • I decided to mulch the grass clippings.

    Derived terms

    * mulcher * mulching mower