Northwest  Perennial  Alliance

Sharing a Passion for Gardening
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The Northwest Perennial Alliance is a nonprofit volunteer organization for everyone who is passionate about gardening in the Pacific Northwest.

We are devoted to teaching, inspiring, and sharing the joy of gardening.

IMPORTANT NOTICE     Open Gardens - Weekly Updates:  Due to Washington’s COVID-19 directives, NPA will issue updates every MONDAY about the status of the upcoming weekend’s Open Garden Tours.  We will post these updates here, plus email our members more detailed information each MONDAY - please check these weekly updates BEFORE driving to visit ANY open gardens in 2020.

Weekly Update:   May 29-30 Keeping It Green;  May 30-31 Ravenna to Sandpoint Plus - this weekend's Open Gardens are CANCELED - see NPA member emails for more information

NPA Border


The NPA Border at Bellevue Botanical Garden is a showcase for what grows best in our Northwest gardens. It is NPA's gift to the public, to share our passion for gardening and to inspire that passion in others.

NPA is all about Gardening!

Friendships with Other Gardeners
Learn More about Gardening
Visit Inspirational Gardens
Save Money at Gardening Businesses
Support Future Gardening Professionals
Find the Perfect Garden Plants

Upcoming Events

Open Gardens


Join NPA to tour our member's fantastic Open Gardens, where you'll find many wonderful ideas for your own garden! Most are private gardens not usually open to the public, located throughout the Puget Sound region of Washington.

Contact NPA:   425-647-6004

info@northwestperennialalliance.org

Mailing Address:   PO Box 1034  Bellevue, WA  98009-1034

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