The Rocky mountain juniper (Juniperus scopulorum) belongs to Cupressaceae (the Cypress family). It is a semi-tall evergreen tree that is native to western North America, the Rocky Mountains. This tree grows on rocky slopes, piedmonts, and it can reach about 6 m in height. The trunk is usually single with reddish brown barks. The branches are slender and the leaves are scaly. The wood is used for a variety of lumber products, fence posts, chests, and pencils. There are several cultivars, such as 'Blue Heaven' and 'Skyrocket'.