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Welcome! To join a workday, please RSVP or contact the stewards ahead of time (see Contacts at the bottom of each event).

NOTE: All youth (under 18 years of age) must be accompanied by a parent or legal guardian, or be part of a chaperoned group (e.g. scouts, schools, etc). See our FAQs page for details.

Kent Fuller Air Station Prairie

Air Station Prairie 2400 Compass Rd, Glenview

Farther west in Glenview, along the west fork of the North Branch, is the Air Station Prairie. Sixty years of annual mowing as a security zone for the main runway of the...

Free

Bunker Hill Savanna

Bunker Hill Forest Preserve 6800 Caldwell Ave, Chicago

Winding west and north along the bluff above the Chicago River, the bike path runs through the Forest Preserve known as Bunker Hill Savanna and Sidney Yates Flatwoods . Bounded by Caldwell,...

Free

Linne Woods

Linne Woods 6316 Dempster, Morton Grove

Linne Woods boasts such spring wildflowers as windflower and toothwort under a canopy of oaks and hickories with an understory of ironwood and black cherry. Directions: For Linne Woods north, go west...

Free

Forest Glen Woods

Forest Glen Woods Forest Preserve 5420 N Forest Glen Ave, Chicago

An important corridor for migratory birds, Forest Glen is part of the Lower North Branch Preserves. This unique woodland, savanna, and floodplain ecosystem needs help from our volunteer community to remove invasive...

Somme Prairie Nature Preserve

Somme Prairie Nature Preserve 800 N Western Ave, Northbrook

Located in the village of Northbrook, in northern Cook County, these forest preserves span the original continuum of prairie to the west and north and savanna and woodland to the east and...

Free