A layer of leaves attracts helpful earthworms to your new flowerbed, and as the leaves decompose, they add microorganisms and nutrients to the soil.
(A layer of leaves; attracts; helpful earthworms; to your new flowerbed) (the leaves; decompose; ) (they; add; microorganisms and nutrients; to the soil)
A layer of leaves the leaves they
attracts decompose add
helpful earthworms to your new flowerbed
microorganisms and nutrients to the soil