Arboretum Bulletin

Header photo: River otter in the Arboretum wetlands (courtesy Larry Hubbell).

Our full-color horticultural and botanical magazine

Published since 1937, the Washington Park Arboretum Bulletin is a quarterly botanical and horticultural magazine. A benefit of Arboretum Foundation membership, it includes in-depth articles on the Arboretum collections and history, as well as general information of interest to botanists, gardeners, and plant lovers in the Pacific Northwest and beyond.

You can also purchase the Bulletin at the Arboretum Gift Shop for $5 per copy.

Summer 2021

CONTENTS

Page 2  Summer Enchantment—Jane Stonechiper

Page 3  Golden Oak: An Arboretum Sentinel—David Zuckerman

Page 5  HIDDEN TREASURES OF THE ARBORETUM: Mountain StewartiaNiall Dunne

Page 7  Mapping Cedar Dieback—Niall Dunne

Page 10  Pacific Connections in Your BackYardJanine Anderson

Page 16 Oaks of the Arboretum—Dirk Giseburt

Page 20 An Interview with Iain RobertsonJennifer Ott

Page 23: PLANT ANSWER LINE: Salt-Tolerant Plants & Seaweed Mulch—Rebecca Alexander

Page 26  IN A GARDEN LIBRARY: Notable New Books on Plants and Gardening—Brian R. Thompson

Thanks to Our Sponsors!

The Summer 2021 issue of the Bulletin was made possible by:

Carol Ottenberg
Molbak’s
The Berger Partnership

For information on advertising/sponsorship opportunities—or to submit an article idea—please email the editor, Niall Dunne, or call him at 206-325-4510.

Bulletin Archive

Back issues of the Bulletin can now be viewed online for free at the Biodiversity Heritage Library. The digitization was paid for by a grant from the Institute of Museum and Library Services. We also publish select articles from past issues of the Bulletin on our news blog.

Campaign to Replace the Tsutakawa Gates Surpasses Its Goal

Campaign to Replace the Tsutakawa Gates Surpasses Its Goal

I have a very visceral memory of the day I learned the Tsutakawa Gates were stolen from the entry to the Arboretum. It was the morning of March 19, 2020, the start of the pandemic shut down, and I had swung by my office at the Graham Visitors Center early to pick up a...

2021 Annual Meeting Report

2021 Annual Meeting Report

We had a good turnout for our Virtual Annual Meeting on June 16. More than 70 Arboretum Foundation members tuned into the Zoom webinar to hear about our fiscal-year accomplishments, listen to updates from our UW and City partners, and participate in our Board of...

Hidden Treasure of the Arboretum: Mountain Stewartia

Hidden Treasure of the Arboretum: Mountain Stewartia

Stewartias are among the stars of the summer-flowering season at the Arboretum. While the Asian stewartia species in the main grove on the southern edge of the Camellia Collection justifiably receive a lot of praise, the lesser-known mountain stewartia (Stewartia...