Member Benefits

Publications
Open Gardens
Plant & Art Sales
Book & Seed Sales
Grants
Library
Volunteering
Interest Groups
Programs & Workshops
Trips and Tours
Annual Meeting
Member Discounts

Office and Library Hours:
Tues-Friday: noon to 5 p.m.
Closed Sat-Sun-Mon

828 NW 19th Avenue
Portland, OR 97209

503.224.5718 (voice)
503.224.5734 (fax)
admin@hardyplantsociety.org

The Hardy Plant Society of Oregon, commonly known as HPSO, is a non-profit volunteer organization for all gardeners: beginning or experienced, amateur or professional. Founded in 1984 and dedicated to the promotion of hardy herbaceous perennials, the Society now has over 2,100 members throughout the Pacific Northwest and beyond.