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.
  • Watersmeet Prairie Grove

    Watersmeet Prairie Grove 1899 winnetka road, northfield, il

    Named for the joining of the Middle and East Forks of the North Branch of the Chicago River, Watersmeet Prairie Grove has a wide variety of communities, from a limey, wet woods...

    Free
  • Somme Prairie Nature Preserve

    Somme Prairie Nature Preserve 800 Western Ave, Northbrook, il

    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
  • Harms Flatwoods

    Harms Flatwoods IL, United States

    In the village of Skokie, east of the Chicago River’s North Branch, Harms Flatwoods is dominated by huge old bur and swamp white oaks, with an understory of black ash, winterberry, hazelnut...

    Free
  • Labagh-Hernandez Woods

    Labagh-Hernandez Woods 5275 N. Cicero, Chicago, il

    Located on the North Branch of the Chicago River, LaBagh is an important stopover point for birds during their spring and fall migration journeys. Most of LaBagh is made up of floodplain...

  • Harms Woods East

    Harms East Forest Preserve 265 Harms Road, Morton Grove, il

    Harms Woods East is a mixture of upland woods, floodplain and wet woods lying east of the Chicago River. Work at this part of the site began in 2012 with brush removal...

    Free
  • Somme Woods South

    Somme Woods South 1625 Ferndale Ave, Northbrook, IL, United States

      Somme Woods South Parking for these workdays is on a residential street. See below. To volunteer or for more information contact:  Linda Masters For workdays at Somme Woods South, park only on the south...

    Free