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When to plant lettuce in Delaware

Delaware spans USDA zones 7a–7b, so the right time to plant lettuce shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 14 in Dover to March 21 in Milford — below are local dates for 11 cities, each computed from its own frost dates.

In Wilmingtonthe lettuce transplant out window (March 17–April 7) has passed for this year.
CityZoneLast frostFirst frostTransplant out
Wilmington7bApril 7November 4March 17 – April 7
Dover7bApril 4November 4March 14 – April 4
Newark7bApril 7November 2March 17 – April 7
Middletown7bApril 7November 2March 17 – April 7
Bear7bApril 7November 2March 17 – April 7
Glasgow7bApril 7November 2March 17 – April 7
Brookside7bApril 7November 2March 17 – April 7
Hockessin7aApril 7November 4March 17 – April 7

Lettuce in Delaware: FAQ

When can I plant lettuce in Delaware?

Across Delaware, the time to transplant lettuce spans roughly March 14 in Dover to March 21 in Milford, each following that city's local frost dates.

Does the lettuce planting date vary across Delaware?

Yes. Delaware publishes 11 cities with their own frost dates, so the right lettuce 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 lettuce take to grow in Delaware?

Lettuce takes about 45–60 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.

Planting reminders

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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.

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