Emerald Ash Borer found near Chicago again.
More information.Illinois
State Tree: White Oak
State Arbor Day: Last Friday in April
Volunteer Opportunities in Illinois
Membership Tree Packages that Grow Well in Illinois
Urban Forestry Coordinator
Illinois Department of Natural Resources
Michael Brunk
Illinois Urban Forestry Administrator
One Natural Resources Way
Springfield, IL, 62702
217-558-2517
Michael.Brunk@illinois.gov
Illinois is in Zones 4-7
Tree City USA Communities in Illinois: 183
document Download a state summary
| City | Years | Population |
|---|---|---|
| Chicago | 37 | 2746590 |
| Aurora | 22 | 200456 |
| Joliet | 28 | 148000 |
| see complete list | ||