When to plant spinach in Washington
Washington spans USDA zones 6b–9a, so the right time to plant spinach shifts by weeks across the state. The window to sow seed directly outdoors runs from about January 18 in Port Townsend to April 18 in Cheney — below are local dates for 132 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Seattle | 9a | March 8 | November 23 | January 25 – February 22 |
| Spokane | 7a | April 26 | October 15 | March 15 – April 12 |
| Tacoma | 8b | March 8 | November 14 | January 25 – February 22 |
| Vancouver | 8b | March 29 | November 9 | February 15 – March 15 |
| Bellevue | 9a | March 8 | November 23 | January 25 – February 22 |
| Kent | 8b | March 20 | November 10 | February 6 – March 6 |
| Everett | 8b | March 24 | November 2 | February 10 – March 10 |
| Spokane Valley | 7a | April 26 | October 15 | March 15 – April 12 |
Spinach in Washington: FAQ
When can I plant spinach in Washington?
Across Washington, the time to direct-sow spinach spans roughly January 18 in Port Townsend to April 18 in Cheney, each following that city's local frost dates.
Does the spinach planting date vary across Washington?
Yes. Washington publishes 132 cities with their own frost dates, so the right spinach 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 spinach take to grow in Washington?
Spinach takes about 40–50 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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