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.
  • Somme Woods

    Somme Woods 1714 Dundee Road, Northbrook, IL, United States

    NOTE TIME CHANGE, SEE BELOW Somme Woods has bur and white oak savannas and woodlands with massive old oaks, open marshes, and ephemeral ponds. Rich with native plants and animals, the savannas and...

    Free
  • 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
  • Linne Prairie

    Linne Prairie 8874 Lehigh Ave, Morton Grove, IL

    Linne Prairie is a different site from the rest of the North Branch preserves. The area was used as temporary storage for a huge pile of limestone excavated for the deep tunnel...

    Free
  • Oxbow Prairie

    Oxbow Prairie 6800 N Caldwell Ave, Chicago, il

    Oxbow Prairie, formed by an old loop in the river’s course, lies northwest of Bunker Hill Savanna. This old oxbow in the Chicago River’s North Branch is a combination of low, wet...

    Free
  • Wayside Woods & Prairie

    Wayside Forest Preserve 8874 Lehigh Ave, Morton Grove, il

    The village of Morton Grove has a constellation of sites. One of the fine prairie restorations along the North Branch is Wayside Woods Prairie. A former baseball diamond is now covered with...

    Free
  • Somme Prairie Grove

    Somme Prairie Grove 1714 Dundee Rd, Northbrook, IL, United States

    Somme Prairie Grove is a mosaic of prairie, savanna, and woodland. Flowers and grasses such as purple milkweed, cream gentian, bottlebrush grass, and Joe Pye weed contribute to its high quality. Indian...

    Free