As a service to the public, the Lady Bird Johnson Wildflower Center collects information on native plant societies, conservation groups, governmental agencies, botanical gardens, arboreta, and other plant-related organizations throughout North America. Click here to add your organization to the directory. Affiliates are organizations that partner with the Wildflower Center to encourage the preservation and use of native plants in different regions of the country.

Washington Native Plant Society

Address: 6310 NE 74th Street, Ste #215E
Seattle, WA 98115

Region: Northwest

Phone: (206) 527-3210, (888) 288-8022
Web: www.wnps.org

Organization Structure: Private Non Profit
Organization Scope: State/Regional
Organization Type: Native Plant Society