When to plant gai lan (chinese broccoli) in Massachusetts
Massachusetts spans USDA zones 5b–7b, 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 14 in Boston to April 19 in North Adams — below are local dates for 89 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Boston | 7a | April 4 | November 9 | March 14 – April 18 |
| Worcester | 6a | April 23 | October 21 | April 2 – May 7 |
| Springfield | 6a | May 3 | October 8 | April 12 – May 17 |
| Cambridge | 6b | April 19 | October 23 | March 29 – May 3 |
| Lowell | 6b | April 30 | October 10 | April 9 – May 14 |
| Brockton | 6b | April 22 | October 19 | April 1 – May 6 |
| Quincy | 7a | April 25 | October 22 | April 4 – May 9 |
| Lynn | 7a | April 25 | October 20 | April 4 – May 9 |
Gai Lan (Chinese Broccoli) in Massachusetts: FAQ
When can I plant gai lan (chinese broccoli) in Massachusetts?
Across Massachusetts, the time to direct-sow gai lan (chinese broccoli) spans roughly March 14 in Boston to April 19 in North Adams, each following that city's local frost dates.
Does the gai lan (chinese broccoli) planting date vary across Massachusetts?
Yes. Massachusetts publishes 89 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 Massachusetts?
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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