The University of Washington Botanic Gardens was established in 2005 to unite the gardens and programs of the Washington Park Arboretum and Center for Urban Horticulture. As part of the School of Environmental and Forest Sciences and College of the Environment, UW Botanic Gardens is an international hub for plant science and ecosystem research, teaching, and stewardship. The nationally renowned living plant collection contains over 10,000 specimens. It's located around the shoreline of Union Bay on Lake Washington.