An arborist, or (less commonly) arboriculturalist, is a professional in the practice of arboriculture, which is the cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants.
An arborist, arboriculturalist or tree surgeon is a professional in the practice of arboriculture, which is the management and maintenance of ornamental or shade trees. Work can include tree surgery and also care of shrubs, vines, and other perennial woody plants.