When to plant potato in Rhode Island
Rhode Island spans USDA zones 6b–7a, so the right time to plant potato shifts by weeks across the state. The window to sow seed directly 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 | Direct sow |
|---|---|---|---|---|
| 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 |
Potato in Rhode Island: FAQ
When can I plant potato in Rhode Island?
Across Rhode Island, the time to direct-sow potato spans roughly March 10 in Newport to March 25 in Pawtucket, each following that city's local frost dates.
Does the potato planting date vary across Rhode Island?
Yes. Rhode Island publishes 11 cities with their own frost dates, so the right potato 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 potato take to grow in Rhode Island?
Potato takes about 70–120 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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