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.

Plant Sale

Discover cool plants

Plant Sale

Visit amazing private gardens

Plant Sale

Attend educational programs and make new friends

Plant Sale

Plant Sales featuring fantastic local nurseries

Plant Sale

One-of-a-kind garden art sales


Exciting Workshops and Events


Travel on tours to exotic places

Example Frame

Upcoming Events   


October 22
Annual Meeting, guest speaker Andrea Wulf

Members only | Free admission
More info  |   Register now


November 6
Gen(i)us Program with Roger Gossler: "Daphne, Osmanthus, & Vaccinium"

More info  |   Sorry, this program has been CANCELLED


December 4
Special workshop: "Facebook for Gardeners"

Members only | Free admission
More info  |   Register now


 A wealth of gardening benefits and connections at your fingertips.
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Alstroemeria cultivar

Dahlia cultivar



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