General Information


Recreational Opportunities

Conservation Education

Forestry Research

Historic Areas


Prairies/Native Plants



Maple Syrup

Shiitake Mushrooms

Herb Garden

National Scenic River


Fees/Rental Information


Vermilion Co. Conservation  Foundation

Illinois Nature Preserves

Forest Glen Preserve

The Vermilion County Conservation District maintains seven Illinois Nature Preserves within or nearby it's properties. A listing and brief description is found below.

  • Russell Duffin Woods: 160 acres; located at the main entrance drive, just into the woods; deep forested ravines, beech/maple forest
  • Forest Glen Seep: 8 acres; located at the northeast boundary, accessible via the Group Camp road, take trail down hill from Site 1, cross creek, located on east side; marsh marigold, skunk cabbage, silky dogwood
  • Howard's Hollow Seep: 30 acres; located just north to the Gannett Outdoor Education Center via Willow Creek Trail; marsh marigold and skunk cabbage
  • Doris L. Westfall Nature Preserve: 40 acres; located on south boundary of park; 100 species of Native prairie grasses and forbs
Doris Westfall Prairie Sign

The Doris Westfall Nature Preserve at Forest Glen Preserve is Illinois' only nature preserve that is a
prairie restoration.

Kennekuk County Park

  • Windfall Prairie: 32 acres; located on the western boundary, bordering the Middle Fork River; accessible by Lake Mingo Trail, park at Lake Mingo dam, proceed across dam and follow trail until you reach the fenced enclosure; side oats grama, Indian grass, purple coneflower, juniper, prairie dock; prairie is slowly slipping into Middle Fork River
  • Horseshoe Bottoms: 51.8 acres located just north of Windfall Prairie, not easily accessible; park at Bethel Road parking lot, north side of Lake Mingo; follow old roadway to Windfall Prairie; connect onto horse trail to Horseshoe Bottoms vicinity; advised to use maps available; bottomland forest
  • Fairchild Cemetery: .5 acres; Savanna Cemetery located outside the boundaries of Kennekuk County Park, via Indian Springs Road; located on north side of road approximately two miles after turning off Henning Road; New Jersey tea, tall grasses. Fairchild cemetery is now owned and maintained by Grand Prairie Friends in Champaign, IL

For more information on the V.C.C.D. nature preserves, Contact Gary Wilford at 217-662-2142

The prairie in early summer

School children help plant prairie seed in spring.

Doris Westfall, our "Prairie Lady"

Forest Glen Seep is an 11 acre nature preserve located on the north end of the preserve, near the Vermilion River.

Horseshoe Bottoms Nature Preserve at Kennekuk County Park, during winter. Access is difficult.

Skunk Cabbage emerges in late February at Howard's Hollow Seep at Forest Glen Preserve.

Windfall Prairie Nature Preserve at Kennekuk County Park lies adjacent to the Middle Fork River. The river is slowly eroding away at the prairie.

Windfall Prairie

Windfall Prairie