When to plant napa cabbage in Oregon
Oregon spans USDA zones 6b–9b, so the right time to plant napa cabbage shifts by weeks across the state. The window to transplant seedlings outdoors runs from about January 28 in Aloha to May 26 in Redmond — below are local dates for 69 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Portland | 8b | February 25 | December 1 | February 11 – February 25 |
| Eugene | 8b | April 11 | October 23 | March 28 – April 11 |
| Salem | 8b | April 3 | November 1 | March 20 – April 3 |
| Gresham | 9a | March 16 | November 20 | March 2 – March 16 |
| Hillsboro | 8b | April 16 | October 23 | April 2 – April 16 |
| Bend | 6b | June 6 | September 20 | May 23 – June 6 |
| Beaverton | 9a | April 1 | November 6 | March 18 – April 1 |
| Medford | 8b | April 8 | October 29 | March 25 – April 8 |
Napa Cabbage in Oregon: FAQ
When can I plant napa cabbage in Oregon?
Across Oregon, the time to transplant napa cabbage spans roughly January 28 in Aloha to May 26 in Redmond, each following that city's local frost dates.
Does the napa cabbage planting date vary across Oregon?
Yes. Oregon publishes 69 cities with their own frost dates, so the right napa cabbage planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does napa cabbage take to grow in Oregon?
Napa Cabbage takes about 70–85 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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