Welcome to NPA

The Northwest Perennial Alliance is a community of 1500 friends, neighbors and experts who share a passion for gardening in the Pacific Northwest. Everyone is welcome.

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Membership benefits include:

Upcoming events

Every weekend
Open Gardens

10 am - 4 pm
Lots of open gardens to tour this month with your Open Gardens book. Get out and soak up some summer! Get tour schedule.

Thursday, September 15, 6:30-8:30 pm
"All About Grasses"
with Daniel Mount

Bellevue Botanical Garden, 12001 Main Street, Bellevue, WA 98005
NPA Members $25, BBGS Members $25, Nonmembers $35
Class limit: 40
Read more.
This class is being offered in partnership with the Bellevue Botanical Garden Society and registration is being handled on the BBGS website. Please click here to sign up.

Sunday, September 18, 1 pm
Annual Meeting & Lecture

"Building Soil for Natural Gardens – Cultivating Life Below Ground"
with Elizabeth Murphy
Doors open at noon for book signing and plant sales
Lecture begins at 1 pm
NPA members free/Nonmembers $15
Aaron Education Center at Bellevue Botanical Garden
12001 Main Street, Bellevue  98005

Read more.

For more NPA events, see our calendar.

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