When to plant escarole in Maine
Maine spans USDA zones 5a–6a, so the right time to plant escarole shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 4 in Lewiston to April 25 in Sanford — below are local dates for 13 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Portland | 6a | April 26 | October 15 | April 5 – April 26 |
| Lewiston | 5b | April 25 | October 19 | April 4 – April 25 |
| Bangor | 5a | May 4 | October 4 | April 13 – May 4 |
| South Portland | 6a | April 26 | October 15 | April 5 – April 26 |
| Auburn | 5b | April 25 | October 19 | April 4 – April 25 |
| Biddeford | 6a | May 9 | October 3 | April 18 – May 9 |
| Sanford | 5b | May 16 | September 30 | April 25 – May 16 |
| Saco | 6a | April 26 | October 15 | April 5 – April 26 |
Escarole in Maine: FAQ
When can I plant escarole in Maine?
Across Maine, the time to transplant escarole spans roughly April 4 in Lewiston to April 25 in Sanford, each following that city's local frost dates.
Does the escarole planting date vary across Maine?
Yes. Maine publishes 13 cities with their own frost dates, so the right escarole 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 escarole take to grow in Maine?
Escarole takes about 80–100 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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