WELCOME TO THE ARBORETUM FOUNDATION
Supporting Washington Park Arboretum, Seattle, for more than 75 years
Visitors, members, and volunteers have helped make Washington Park Arboretum a Northwest treasure since its founding in 1934. The Arboretum Foundation invites you to explore the Arboretum’s 230 acres and join in our mission to protect and enhance this spectacular urban green space and plant collection.
- Read “Shear Madness,” Cass Turnball’s article on inappropriate shrub pruning in the latest Bulletin.
- Browse the spring issue of GroundWork, our quarterly print newsletter.
- Special online feature: Birds of the Arboretum.
TOP PHOTO: Rhododendron yunnanense on Azalea Way.




