Plant Hardiness Zones Oregon. Located in Zone 8 on the US. Zipcode 97526 - Grants Pass Oregon is in Hardiness Zones 8a 8b 9a and 9b.
Zone 1 Zone 2 Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Zone 8 Zone 9 Zone 10 Zone 11 Zone 12. Located in Zone 8 on the US. Oregon planting zones are based on both first and last frost dates.
The USDA Hardiness Zone Map divides North America into 11 separate planting zones.
415 rows Oregon Location USDA Hardiness Zones Adair Village. USDA Hardiness Zone Finder. The most recent revision was prepared by the PRISM Climate Group at Oregon State University and was released by USDA in 2012. This combination allows for lovely flowers and thriving vegetable plots.