The Hardy Plant Society of Oregon

Grow With Us

Join one of the West Coast's largest gardening communities—over 2,700 members strong! As a member of HPSO, you’ll gain access to our top-notch educational programs, a wide array of local private gardens, a diverse domestic & international garden tour program, our magazine & newsletter, our horticultural lending library, and discounts at local garden retailers. Plus, you'll meet other gardeners who share your passion.

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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 the Society currently has over 2,700 members throughout the Pacific Northwest in Oregon, Southwest Washington, and beyond.

Special notice: We are monitoring the Covid-19 epidemic regarding its impact on HPSO activities. At this time, the HPSO office is closed to meetings and visitors. Our Open Gardens program has restarted, mostly on an appointment-only basis.

Hortlandia is now open for registration: 2021 Hortlandia registration This will be an outdoor event this year. More info.

Follow Hardy Plant Society of Oregon on Facebook and Instagram to join our online community.

Members: Please read your weekly email for links to additional content, and be well and be safe!