When to plant cassava in Massachusetts
Massachusetts spans USDA zones 5b–7b, so the right time to plant cassava shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 18 in Boston to May 24 in North Adams — below are local dates for 89 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Boston | 7a | April 4 | November 9 | April 18 – May 2 |
| Worcester | 6a | April 23 | October 21 | May 7 – May 21 |
| Springfield | 6a | May 3 | October 8 | May 17 – May 31 |
| Cambridge | 6b | April 19 | October 23 | May 3 – May 17 |
| Lowell | 6b | April 30 | October 10 | May 14 – May 28 |
| Brockton | 6b | April 22 | October 19 | May 6 – May 20 |
| Quincy | 7a | April 25 | October 22 | May 9 – May 23 |
| Lynn | 7a | April 25 | October 20 | May 9 – May 23 |
Cassava in Massachusetts: FAQ
When can I plant cassava in Massachusetts?
Across Massachusetts, the time to transplant cassava spans roughly April 18 in Boston to May 24 in North Adams, each following that city's local frost dates.
Does the cassava planting date vary across Massachusetts?
Yes. Massachusetts publishes 89 cities with their own frost dates, so the right cassava 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 cassava take to grow in Massachusetts?
Cassava takes about 240–300 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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