When to plant gai lan (chinese broccoli) in Ohio
Ohio spans USDA zones 6a–7a, 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 March 18 in Cleveland to April 17 in Warren — below are local dates for 187 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Columbus | 6b | April 20 | October 24 | March 30 – May 4 |
| Cleveland | 7a | April 8 | November 12 | March 18 – April 22 |
| Cincinnati | 6b | April 16 | October 25 | March 26 – April 30 |
| Toledo | 6b | April 20 | October 27 | March 30 – May 4 |
| Akron | 6b | April 24 | October 28 | April 3 – May 8 |
| Dayton | 6b | April 18 | October 25 | March 28 – May 2 |
| Parma | 6b | April 20 | November 3 | March 30 – May 4 |
| Canton | 6b | April 24 | October 26 | April 3 – May 8 |
Gai Lan (Chinese Broccoli) in Ohio: FAQ
When can I plant gai lan (chinese broccoli) in Ohio?
Across Ohio, the time to direct-sow gai lan (chinese broccoli) spans roughly March 18 in Cleveland to April 17 in Warren, each following that city's local frost dates.
Does the gai lan (chinese broccoli) planting date vary across Ohio?
Yes. Ohio publishes 187 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 Ohio?
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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