When to plant jerusalem artichoke (sunchoke) in Rhode Island
Rhode Island spans USDA zones 6b–7a, so the right time to plant jerusalem artichoke (sunchoke) shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 10 in Newport to March 25 in Pawtucket — below are local dates for 11 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Providence | 7a | April 11 | October 30 | March 14 – March 28 |
| Cranston | 7a | April 11 | October 30 | March 14 – March 28 |
| Warwick | 7a | April 11 | October 30 | March 14 – March 28 |
| Pawtucket | 7a | April 22 | October 19 | March 25 – April 8 |
| East Providence | 7a | April 11 | October 30 | March 14 – March 28 |
| Woonsocket | 6b | April 22 | October 19 | March 25 – April 8 |
| Newport | 7a | April 7 | November 13 | March 10 – March 24 |
| Central Falls | 7a | April 22 | October 19 | March 25 – April 8 |
Jerusalem Artichoke (Sunchoke) in Rhode Island: FAQ
When can I plant jerusalem artichoke (sunchoke) in Rhode Island?
Across Rhode Island, the time to transplant jerusalem artichoke (sunchoke) spans roughly March 10 in Newport to March 25 in Pawtucket, each following that city's local frost dates.
Does the jerusalem artichoke (sunchoke) planting date vary across Rhode Island?
Yes. Rhode Island publishes 11 cities with their own frost dates, so the right jerusalem artichoke (sunchoke) 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 jerusalem artichoke (sunchoke) take to grow in Rhode Island?
Jerusalem Artichoke (Sunchoke) takes about 110–150 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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