mulch

noun
1
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 growing
مالچ, پوشال گیاهی, خاک‌پوش, پوشش محافظ خاک, مالچ گیاهی
verb
1
to cover the soil or the roots of a plant with a mulch
مالچ دادن, پوشاندن خاک با مالچ, مالچ پاشیدن