Preserving a Northwest Treasure 

2300 Arboretum Drive East Seattle WA 98112
azalea r. yunnanense
Arbor eNotes May 2013
give big 2013 logo
Help support the Arboretum on May 15!
GiveBIG on May 15

Support the Arboretum on This Special Day of Giving
The Seattle Foundation's annual GiveBIG is coming up on Wednesday, May 15. The one-day online charitable giving event inspires folks to support non-profits that make our region a healthier, more vibrant place to live. Please give generously to the Foundation on May 15 and help support the maintenance and education programs at Seattle's most treasured public garden. To make a gift, just visit our dedicated page on the Seattle Foundation's website anytime during May 15 and donate. The more money we receive on May 15, the greater our portion of the GiveBIG matching funds or "stretch pool."
indian paintbrush
See indian paintbrush and much more in the Esmerelda Basin. (Photo by Walter Siegmund)
Summer Experiences
Sign Up Soon for a Dining or Hiking Adventure 
Spaces are filling up fast for the unique hiking and dining experiences we have programmed in July. We have only 2 spots left for the "Fern Treasure Hunt" at Perry Creek on Saturday, July 13. There are 8 spaces left in each of the remaining events: the "Chef's Dinner" with Peter Levine on Friday, July 12, and the "Esmerelda Basin Wildflower Adventure," on Saturday, July 27. Click here for full details.    
bulletin cover spring 2013
Cover photo by Riz Reyes.
Summer Pruning

Suppressing Water Sprouts and Rampant Shoot Growth

Light pruning during the summer season is an effective technique for managing an overabundance of unwanted suckers or rampant shoot growth on trees and shrubs. In the latest issue of the Washington Park Arboretum Bulletin, certified arborist and horticultural consultant Christina Pfeiffer covers the basics of summer pruning. Read the full article.


Thanks to our sponsors: The spring 2013 issue was made possible by the following:
owl photo bannick
Photo by Paul Bannick.
Volunteer for Bioblitz
Friday, May 10, 4 p.m. to Saturday, May 11, 4 p.m.

The UW Botanic Gardens is hosting the 2013 Bioblitz this month to catalog the plant and animal diversity in the Arboretum. This will be the fourth survey since the first Bioblitz in May 2010. If you'd like to help out, sign up on the UWBG website. No experience is required. Volunteers work in small field groups surveying different habitats for 2.5-hour shifts. The event includes a guest lecture, "The Life of Owls," by award-winning photographer Paul Bannick (Friday, May 10, 7 p.m.). The lecture is free for Bioblitz volunteers and $8 for non-volunteers. For more information, call 206-616-3381 or email

A nice view!
Urban Forest Symposium
The "Saving Trees Versus Preserving Views" Debate 
A limited number of seats are still available for the 5th Annual Urban Forest Symposium on Monday, May 13 (9 a.m. to 4 p.m.) at the Center for Urban Horticulture. Hosted by UW Botanic Gardens and Plant Amnesty, the symposium will provide an indepth look at the contentious issue of preserving trees versus views.Topics will include "the aesthetics of views," "municipal view policies," "trees, views, and slope stability," and "view pruning." The cost is $75 per person. Register online by the end of the day, Friday (May 10); the deadline for ordering lunch with your registration is this Wednesday. For more information, email or call 206-685-8033.
BANNER PHOTO: The species azalea Rhododendron yunnanense blooming on the north end of Azalea Way. 
In This Issue
Give BIG Returns
Summer Hiking and Dining
Summer Pruning Explained
2013 Bioblitz in the Arboretum
Urban Forest Symposium

Quick Links

Our Partners at Washington Park Arboretum, Seattle:
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Free Sunday Tours to Showcase Spring Flowers


UWBG-trained garden guides lead free tours of the Arboretum from 1 to 2:30 p.m. every Sunday. The theme this month is "Floribundance," and the tours will explore the amazing spring-flowering plants in the collection, including rhodies, azaleas, and dogwoods. Meet at the Graham Visitors Center.


Foundation Membership: A Great Mother's Day Gift!
Mother's Day is this Sunday, May 12, and as they do each year, Seattle families will visit the Arboretum en masse to stroll along Azalea Way, enjoy the plants in full bloom, and celebrate mom. In lieu of a bouquet of flowers, why not mark the occasion by buying a Foundation membership and help us keep the blossoms blooming here every day of the year!

japanese garden lantern

Japanese Garden
Spring Events
Bonsai Show:
Sunday, May 19
Children's Day:
Monday, May 27
For details, visit the Japanese Garden website.