All Day

Sap rising

During the transition from winter to spring, some types of trees begin to produce large amounts of tree sap. Trees, like sugar maples, don't do this just so humans can […]

Watersmeet Woods Volunteer Workday

The Skokie River and Middle Fork of the Chicago River come together to give Watersmeet Woods its name. But Watersmeet is also a wet place with numerous special types of […]

Bunker Hill North Flatwoods Volunteer Workday

This site protects a large area of one of the rarest plant communities in Illinois, known as a Northern Flatwoods. Flatwoods are found where a dense layer of clay lies […]