When to plant sweet potato in New York
New York spans USDA zones 4b–7b, so the right time to plant sweet potato shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 22 in New York to June 7 in Oneonta — below are local dates for 201 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| New York | 7b | April 1 | November 19 | April 22 – May 6 |
| Buffalo | 6b | April 24 | October 26 | May 15 – May 29 |
| Yonkers | 7b | April 20 | October 26 | May 11 – May 25 |
| Rochester | 6b | April 24 | October 25 | May 15 – May 29 |
| Syracuse | 6a | April 29 | October 19 | May 20 – June 3 |
| Albany | 6a | April 27 | October 15 | May 18 – June 1 |
| New Rochelle | 7b | April 20 | October 26 | May 11 – May 25 |
| Cheektowaga | 6b | April 24 | October 26 | May 15 – May 29 |
Sweet Potato in New York: FAQ
When can I plant sweet potato in New York?
Across New York, the time to transplant sweet potato spans roughly April 22 in New York to June 7 in Oneonta, each following that city's local frost dates.
Does the sweet potato planting date vary across New York?
Yes. New York publishes 201 cities with their own frost dates, so the right sweet 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 sweet potato take to grow in New York?
Sweet Potato takes about 90–120 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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