Industries & Professions /
Arborists are professionals who practice arboriculture, which is the care of trees and shrubs, especially those found in urban areas. Arborists prune and fertilize trees and other woody plants as well as monitor them for insects and diseases. Arborists, who are also known as tree trimmers and pruners, are often consulted for various tree-related issues. Approximately 40,720 tree trimmers and pruners are employed in the United States.