When to plant lettuce in Washington
Washington spans USDA zones 6b–9a, so the right time to plant lettuce shifts by weeks across the state. The window to transplant seedlings outdoors runs from about February 8 in Port Townsend to May 9 in Cheney — below are local dates for 132 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Seattle | 9a | March 8 | November 23 | February 15 – March 8 |
| Spokane | 7a | April 26 | October 15 | April 5 – April 26 |
| Tacoma | 8b | March 8 | November 14 | February 15 – March 8 |
| Vancouver | 8b | March 29 | November 9 | March 8 – March 29 |
| Bellevue | 9a | March 8 | November 23 | February 15 – March 8 |
| Kent | 8b | March 20 | November 10 | February 27 – March 20 |
| Everett | 8b | March 24 | November 2 | March 3 – March 24 |
| Spokane Valley | 7a | April 26 | October 15 | April 5 – April 26 |
Lettuce in Washington: FAQ
When can I plant lettuce in Washington?
Across Washington, the time to transplant lettuce spans roughly February 8 in Port Townsend to May 9 in Cheney, each following that city's local frost dates.
Does the lettuce planting date vary across Washington?
Yes. Washington publishes 132 cities with their own frost dates, so the right lettuce 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 lettuce take to grow in Washington?
Lettuce takes about 45–60 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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