When to plant globe artichoke in Delaware
Delaware spans USDA zones 7a–7b, so the right time to plant globe artichoke shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 21 in Dover to March 28 in Milford — below are local dates for 11 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Wilmington | 7b | April 7 | November 4 | March 24 – April 7 |
| Dover | 7b | April 4 | November 4 | March 21 – April 4 |
| Newark | 7b | April 7 | November 2 | March 24 – April 7 |
| Middletown | 7b | April 7 | November 2 | March 24 – April 7 |
| Bear | 7b | April 7 | November 2 | March 24 – April 7 |
| Glasgow | 7b | April 7 | November 2 | March 24 – April 7 |
| Brookside | 7b | April 7 | November 2 | March 24 – April 7 |
| Hockessin | 7a | April 7 | November 4 | March 24 – April 7 |
Globe Artichoke in Delaware: FAQ
When can I plant globe artichoke in Delaware?
Across Delaware, the time to transplant globe artichoke spans roughly March 21 in Dover to March 28 in Milford, each following that city's local frost dates.
Does the globe artichoke planting date vary across Delaware?
Yes. Delaware publishes 11 cities with their own frost dates, so the right globe artichoke 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 globe artichoke take to grow in Delaware?
Globe Artichoke takes about 85–100 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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