When to plant cardoon in New Jersey
New Jersey spans USDA zones 6b–8a, so the right time to plant cardoon shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 26 in Atlantic City to April 30 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 | April 4 – April 18 |
| Jersey City | 7b | April 4 | November 6 | April 4 – April 18 |
| Paterson | 7a | April 15 | October 28 | April 15 – April 29 |
| Elizabeth | 7b | April 2 | November 10 | April 2 – April 16 |
| Toms River | 7a | April 23 | October 20 | April 23 – May 7 |
| Trenton | 7a | April 17 | October 28 | April 17 – May 1 |
| Clifton | 7a | April 15 | October 28 | April 15 – April 29 |
| Bayonne | 7b | April 2 | November 10 | April 2 – April 16 |
Cardoon in New Jersey: FAQ
When can I plant cardoon in New Jersey?
Across New Jersey, the time to transplant cardoon spans roughly March 26 in Atlantic City to April 30 in Hillsborough, each following that city's local frost dates.
Does the cardoon planting date vary across New Jersey?
Yes. New Jersey publishes 158 cities with their own frost dates, so the right cardoon 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 cardoon take to grow in New Jersey?
Cardoon takes about 120–150 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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