When to plant radicchio in New Jersey
New Jersey spans USDA zones 6b–8a, so the right time to plant radicchio shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 12 in Atlantic City to April 16 in Hillsborough — below are local dates for 158 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Newark | 7b | April 4 | November 6 | March 21 – April 4 |
| Jersey City | 7b | April 4 | November 6 | March 21 – April 4 |
| Paterson | 7a | April 15 | October 28 | April 1 – April 15 |
| Elizabeth | 7b | April 2 | November 10 | March 19 – April 2 |
| Toms River | 7a | April 23 | October 20 | April 9 – April 23 |
| Trenton | 7a | April 17 | October 28 | April 3 – April 17 |
| Clifton | 7a | April 15 | October 28 | April 1 – April 15 |
| Bayonne | 7b | April 2 | November 10 | March 19 – April 2 |
Radicchio in New Jersey: FAQ
When can I plant radicchio in New Jersey?
Across New Jersey, the time to transplant radicchio spans roughly March 12 in Atlantic City to April 16 in Hillsborough, each following that city's local frost dates.
Does the radicchio planting date vary across New Jersey?
Yes. New Jersey publishes 158 cities with their own frost dates, so the right radicchio 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 radicchio take to grow in New Jersey?
Radicchio takes about 60–90 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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