When to plant gai lan (chinese broccoli) in Washington
Washington spans USDA zones 6b–9a, so the right time to plant gai lan (chinese broccoli) shifts by weeks across the state. The window to sow seed directly 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 | Direct sow |
|---|---|---|---|---|
| Seattle | 9a | March 8 | November 23 | February 15 – March 22 |
| Spokane | 7a | April 26 | October 15 | April 5 – May 10 |
| Tacoma | 8b | March 8 | November 14 | February 15 – March 22 |
| Vancouver | 8b | March 29 | November 9 | March 8 – April 12 |
| Bellevue | 9a | March 8 | November 23 | February 15 – March 22 |
| Kent | 8b | March 20 | November 10 | February 27 – April 3 |
| Everett | 8b | March 24 | November 2 | March 3 – April 7 |
| Spokane Valley | 7a | April 26 | October 15 | April 5 – May 10 |
Gai Lan (Chinese Broccoli) in Washington: FAQ
When can I plant gai lan (chinese broccoli) in Washington?
Across Washington, the time to direct-sow gai lan (chinese broccoli) spans roughly February 8 in Port Townsend to May 9 in Cheney, each following that city's local frost dates.
Does the gai lan (chinese broccoli) planting date vary across Washington?
Yes. Washington publishes 132 cities with their own frost dates, so the right gai lan (chinese broccoli) 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 gai lan (chinese broccoli) take to grow in Washington?
Gai Lan (Chinese Broccoli) takes about 50–70 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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