The Colorado General Assembly officially designated the Colorado Blue Spruce (Picea pungens) as Colorado’s State Tree on March 7, 1939. This coniferous tree found in the higher elevations of Colorado is of a bluish color. It was first documented on Pikes Peak in 1862. You can read more about Colorado Blue Spruce on the Colorado State Forest Service’s Colorado’s Major Tree Specieswebsite.
Image courtesy Colorado State University, Colorado State Forest Service