The Colorado Blue Spruce, also known as the Picea pungens, is a popular evergreen tree that is highly appreciated for its distinctive blue foliage. This popular tree specie can be referred to as Blue Spruce, Colorado Spruce, or Colorado Blue Spruce. Other synonyms that may be used include silver spruce, green spruce, or Picea glauca. The tree is known for its beauty, and is often used for landscaping purposes in parks and gardens. With its conical shape and distinctive blue needles, the Colorado Blue Spruce brings life to any environment it is used in. Its sturdy branches and beautiful color also make it an excellent choice for Christmas trees.