Colorado
State Tree: Blue Spruce
State Arbor Day: Third Friday in April
Membership Tree Packages that Grow Well in Colorado
Urban Forestry Coordinator
Colorado State Forest Service
Vince Urbina
Interim Program Manager
222 S 6th Street
Grand Junction, CO, 81501
970-248-7326
Vince.Urbina@ColoState.edu
Colorado is in Zones 2-7
Tree City USA Communities in Colorado: 95
document Download a state summary
| City | Years | Population |
|---|---|---|
| Denver | 33 | 682454 |
| Colorado Springs | 42 | 464474 |
| Aurora | 35 | 361710 |
| see complete list | ||