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When to plant edamame in Delaware

Delaware spans USDA zones 7a–7b, so the right time to plant edamame shifts by weeks across the state. The window to sow seed directly outdoors runs from about April 11 in Dover to April 18 in Milford — below are local dates for 11 cities, each computed from its own frost dates.

In Wilmingtonthe edamame direct sow window (April 14–May 5) has passed for this year.
CityZoneLast frostFirst frostDirect sow
Wilmington7bApril 7November 4April 14 – May 5
Dover7bApril 4November 4April 11 – May 2
Newark7bApril 7November 2April 14 – May 5
Middletown7bApril 7November 2April 14 – May 5
Bear7bApril 7November 2April 14 – May 5
Glasgow7bApril 7November 2April 14 – May 5
Brookside7bApril 7November 2April 14 – May 5
Hockessin7aApril 7November 4April 14 – May 5

Edamame in Delaware: FAQ

When can I plant edamame in Delaware?

Across Delaware, the time to direct-sow edamame spans roughly April 11 in Dover to April 18 in Milford, each following that city's local frost dates.

Does the edamame planting date vary across Delaware?

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

Edamame takes about 75–95 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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Edamame planting guide →All Delaware cities →Delaware planting calendar →
When to Plant Edamame in Delaware — Frost-Based Dates by City — BlissGarden