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When to plant olive in Maine

Maine spans USDA zones 5a–6a, so the right time to plant olive shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 11 in Lewiston to May 2 in Sanford — below are local dates for 13 cities, each computed from its own frost dates.

In Portlandthe olive transplant out window (April 12–April 26) has passed for this year.
CityZoneLast frostFirst frostTransplant out
Portland6aApril 26October 15April 12 – April 26
Lewiston5bApril 25October 19April 11 – April 25
Bangor5aMay 4October 4April 20 – May 4
South Portland6aApril 26October 15April 12 – April 26
Auburn5bApril 25October 19April 11 – April 25
Biddeford6aMay 9October 3April 25 – May 9
Sanford5bMay 16September 30May 2 – May 16
Saco6aApril 26October 15April 12 – April 26

Olive in Maine: FAQ

When can I plant olive in Maine?

Across Maine, the time to transplant olive spans roughly April 11 in Lewiston to May 2 in Sanford, each following that city's local frost dates.

Does the olive planting date vary across Maine?

Yes. Maine publishes 13 cities with their own frost dates, so the right olive planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.

Planting reminders

Never miss a window in your area

An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.

Olive planting guide →All Maine cities →Maine planting calendar →
When to Plant Olive in Maine — Frost-Based Dates by City — BlissGarden