ORONO, Maine, Oct. 9 -- University of Maine issued the following news release:

Manjot Kaur Sidhu, University of Maine

Every autumn, homeowners and gardeners tend to engage in a familiar ritual. As trees shed their leaves, people drag out rakes, leaf blowers and lawn bags to strip their yards bare before winter arrives.

It is a tidy habit rooted in aesthetics, but ecologically, clearing away fallen leaves strips the very foundation of local ecosystems. Far from dead debris requiring disposal, this fallen foliage forms a dynamic layer and a biological interface that drives nutrient cycling and is essential for soil health and the environment, including biodiversity.

As a researcher of plant growth in yards and gardens, I would recommend ...