The Guelph Arboretum of the University of Guelph is an arboretum modeled after the Arnold Arboretum of Harvard University, which was founded in 1872. The Arnold Arboretum is privately endowed as a department of Harvard just as the Guelph Arboretum is a department of the University of Guelph. The University of Guelph Arboretum was founded in the early 1970s and plantings started in 1971 which have developed into specialized gardens, botanical collections, and gene conservation programs. These Arboretums are demonstrations of American gardening which did not come into its own until the late 19th century. With Industrialization, cities grew in size with a need for natural areas, which were included through the creation of public parks. Views of botanical gardens began to change as they became