- Catalpa X erubescens (Hybrid Catalpa)
- Hibiscus ‘Lohengrin’
- Kalopanax pictus (Prickly castor-oil tree)
- Quercus hypoleucoides (Silverleaf oak)
- Sequoia sempervirens ‘Henderson Blue’
Uniting the Washington Park Arboretum
and the Center for Urban Horticulture
206-543-8616 | uwbg@uw.edu | hours | directions
Explore the UW Botanic Gardens
School of Environmental and Forest Sciences | College of the Environment