Picea Pungens is a species of evergreen tree commonly known as the Colorado spruce or blue spruce. It is one of the most popular landscape trees in North America due to its striking blue-green foliage and conical shape. Synonyms for Picea Pungens include Colorado blue spruce, Colorado spruce, blue spruce, silver spruce, and Rocky Mountain spruce. The tree can reach heights of up to 100 feet and is commonly used for ornamental purposes, as well as for wood. Picea Pungens is a hardy tree, able to withstand harsh weather conditions, and is a great choice for those looking to add a splash of color to their outdoor landscape.