Kansas State University horticulture expert Cynthia Domenghini suggests organic mulch around diameter of the tree.

Add enough mulch so there is a 2–3-inch layer sloping away from the tree with at least a 3–5-foot radius around the stem (older, larger trees can benefit from larger mulch rings).

Trees planted in lawns can benefit from a mulched ring to reduce competition with grass roots and keep mowers and weed whips from damaging trunks. If the tree is small, mulch out to the drip line ...

Each year, those with a green thumb spread out mulch to protect their gardens, plants and trees. Mulch has lots of benefits for plants including keeping them warm, protecting moisture and ...

Arbor Day is the last Friday in April in Indiana, a date strategically chosen to be right in the middle of one the best time periods all year to plant a tree in Indiana. Fall is also a good time. As ...

The application is the same if it’s the first time mulching a tree or a re-application. Add enough mulch so there is a 2–3-inch layer sloping away from the tree with at least a 3–5-foot radius around ...

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Question: I see a lot of trees along streets and in parking lots with mulch piled up high around the base. Is this a good ...

Arbor Day is the last Friday in April in Indiana, a date strategically chosen to be right in the middle of one the best time periods all year to plant a tree in Indiana. Fall is also a good time. As ...

Mulch also keeps the soil around plants and trees warm, helps promote early spring growth of plants and root growth for trees and hinders soil erosion.