Emerald Ash Borer found near Chicago again.
More information.Illinois
View the Illinois State Report
State Tree: White Oak
State Arbor Day: Last Friday in April
Nature Explore in Illinois
Volunteer Opportunities in Illinois
Membership Tree Packages that Grow Well in Illinois
Urban Forestry Coordinator
Illinois Department of Natural Resources
Reinee Hildebrandt
Urban Conservation Program Admin.
One Natural Resources Way
Springfield, IL, 62702
217-785-8771
reinee.hildebrandt@illinois.gov
fax:217-785-2438
Illinois is in Zones 4-7
Tree City USA Communities in Illinois: 177
document Download a state summary
| City | Years | Population |
|---|---|---|
| Chicago | 34 | 2746590 |
| Aurora | 19 | 200456 |
| Rockford | 27 | 150251 |
| see complete list | ||