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.

Join now!
Membership benefits include:

Upcoming events

September 23 & 30 and October 7 & 8
Open Gardens - Last weekends!
Closing our 2016 season, spectacular Windcliff. See your Open Gardens directory for details.

Sunday, October 16
“Butterflies of Cascadia: Life Histories and Conservation”
with Dr. David G. James

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.

To get the latest news on NPA events, subscribe to NPA emails.