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.

Winter 2024

CONTENTS

Page 2  Reflection & Celebration — Jane Stonecipher

Page 3  New Plantings in the Arboretum: 2023 in Review Ray Larson

Page 15  Hothouse Flowers: The New UW Biology Greenhouse — Niall Dunne

Page 17  Memories of the Botany Greenhouse — Walt Bubelis

Page 18 PLANT ANSWER LINE: Aromatic Woody Plants — Rebecca Alexander

Page 22 Our Majestic Mountain HemlockTheodore Hoss

Page 26  IN A GARDEN LIBRARY: Women Botanists and Botanical Artists, Part 6 — Brian R. Thompson

Thanks to Our Sponsor!

The winter 2024 issue of the Bulletin was made possible by:

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.

Guests Shower the Arboretum with Birthday Love at Opening Night

Guests Shower the Arboretum with Birthday Love at Opening Night

A total of 325 guests attended our annual Opening Night Party at the Northwest Flower & Garden Festival on February 13 and helped us raise more than $425,000 in support of core programs at the Washington Park Arboretum. This year’s party marked the 90th year of...

Our Marvelous Mountain Hemlock

Our Marvelous Mountain Hemlock

The mountain hemlock cultivar 'Bump's Blue' growing in the Arboretum. (Photo by Niall Dunne)Mountain hemlock is an incredible species, able to grow in an environment where conditions alternate between deep winter snows and harsh summer dry spells, and where growing...

New Plantings in the Arboretum: 2023 in Review

New Plantings in the Arboretum: 2023 in Review

Rhododendron pubescens in bloom in lower Rhododendron Glen. (Photo by Niall Dunne)In the latest issue of the Arboretum Bulletin, UW Botanic Gardens Curator of Living Collections Ray Larson writes his annual, in-depth review of new plantings in the Arboretum. Ray...