Your next plant experience
PHOTO CREDIT: KIM CAMPBELL
Plant Nerd Night, no, Afternoon
A little mayhem, a LOT of expertise. Come learn what plants our local nursery owners are excited about this year.
HPSO Winter Program with Rebecca Sweet, via Zoom
The Power of Shrubs: The Secret to Cohesive Garden Design
Hortlandia 2026, Friday
Early access, first pick. Join us Friday evening for public shopping that helps support HPSO programs and events.
Hortlandia 2026, Saturday
Plants, plants, plants — and garden art. Public admission day with plenty to discover and take home.
Greener Gardens in a Drier World: Identifying Drought-Tolerant Ornamental Plants in a Changing Climate for Western Oregon
Which plants thrive with less water in Western Oregon? OSU researchers share drought-tolerant ornamentals and tips for resilient home landscapes.
PlantFest 2026
PlantFest — HPSO’s Signature Fall Plant Sale and Featured Lecture
