Dues are $35 per year. Please download this convenient Membership Form and mail a check payable to “HPSW” to:


14555 Stone Ave. N.

Shoreline WA 98133


Other Correspondence

Hardy Plant Society of Washington

14555 Stone Ave. N.

Shoreline WA 98133


  • Vote!
  • Attend lectures, workshops and field trips.
  • Participate in the Seed Exchange.
  • Develop a fabulous new public garden.
  • Participate in plant trials.

Volunteer Opportunities

  • Organize and lead garden tours
  • Lead a workshop
  • Participate in plant sales
  • Fund raise
  • Contribute articles and images to the website
  • Develop the Public Garden
  • Participate in plant trials


We hold quarterly meetings in January, April, September, and November. These meetings are typically held on the Third Monday of the month at the Center for Urban Horticulture in the NHS Hall A.

Additional meetings are held in the remaining months in Seattle or the Eastside and consist of lectures, workshops, and field trips.


We are now officially a Non Profit 501(c)3 entity! We will gladly accept donations which, of course, are tax-deductible.