HPSO: Celebrating 32 years of serving gardeners.
We make the world a better place through horticulture.
The Hardy Plant Society of Oregon is a community of passionate gardeners at all levels. The Society offers an extraordinary array of educational programs and activities year-round. With now over 2500 members, HPSO is one of the largest non-profit gardening organizations on the West Coast.
Overseas Tour: "[Quint]essential England for Gardeners: Wessex, The Downs, and Channel Coast"
Sorry, this tour is SOLD OUT
For more info on HPSO tours...
Garden tour: "Northern Exposure", HPSO & Garden Conservancy open day tour
Open to the public | Day Pass - $20 (HPSO members if purchased in advance), $25 (for non-members if purchased in advance), $30 on day of the event.
More info | Purchase a Day Pass now
Volunteers for the Northern Exposure tour are still needed. Please volunteer now. Questions about volunteering? Contact Liz Wiersema.
HPSO After Hours at Xera Plants & Contained Exuberance @ Hyland Garden Design
Members only and their guests | Free Admission
June 24 & July 6 (2017)
Overseas tours to northwestern France: Normandy & Brittany
Open to the public | Now accepting reservations
A wealth of gardening benefits and connections at your fingertips.
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HPSO & Garden Conservancy Open Day Tour
June 11, 2016, 10am-4pm