Protecting & Enhancing a Northwest Treasure

Members, donors, visitors, and volunteers have helped make the 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 world-class plant collection.

Learn about our mission and vision

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40,000

The number of plants being cared for by Arboretum arborists and gardeners.

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7,000

Number of children who participate in  the environmental education program each year.

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$620K

The amount we gave our partners in 2020 to support the Arboretum.

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13,892

The number of hours our volunteers contributed in 2019.

News Articles

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Five Stunning Japanese Maples for Northwest Gardens

Five Stunning Japanese Maples for Northwest Gardens

With elegant forms, delicate leaves, and captivating colors in spring, summer, and fall, Japanese maples can be living works of art. However, how do one choose from among the more than 1,000 recognized varieties that might show up in our local nurseries? In the latest...

COVID-19 Response: Arboretum Visitors Update

COVID-19 Response: Arboretum Visitors Update

The Arboretum is a treasured place of sanctuary and respite, even more so during such stressful times. While the Graham Visitors Center is currently closed and our normal volunteer programs and events are suspended, the Arboretum grounds remain open to the public. To...

Woodland Pond Stream Channel Restored

Woodland Pond Stream Channel Restored

In July and August, with funding from the Arboretum Foundation, UW Botanic Gardens horticulture staff worked on a project to restore the lower stream channel connecting the two ponds in the Woodland Garden. The channel dates back to the original Olmsted Brothers...

Excerpts: Newly Translated Articles from the Japanese Garden Creators

Excerpts: Newly Translated Articles from the Japanese Garden Creators

This year, as part of the 60th anniversary celebration of the Seattle Japanese Garden, two volunteer guides—Shizue Prochaska and Julie Coryell—are putting the finishing touches on a collection of articles about the creation of the Garden by its original designers and...

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FALL FUND DRIVE

Support This Special Place of Solace! 

Read about our 2019–20 fiscal year accomplishments. 

UW Botanic Gardens
Seattle Parks and Recreation.

There are many ways to support our work. Choose one that’s right for you.