When to plant edamame in Missouri
Missouri spans USDA zones 5b–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 2 in Sikeston to April 28 in Kirksville — below are local dates for 87 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Kansas City | 6b | April 4 | November 2 | April 11 – May 2 |
| St. Louis | 7a | April 1 | November 4 | April 8 – April 29 |
| Springfield | 7a | April 4 | October 27 | April 11 – May 2 |
| Columbia | 6b | April 5 | October 31 | April 12 – May 3 |
| Independence | 6b | April 10 | October 27 | April 17 – May 8 |
| Lee's Summit | 6b | April 7 | October 29 | April 14 – May 5 |
| O'Fallon | 6b | April 10 | October 26 | April 17 – May 8 |
| St. Charles | 6b | April 8 | October 29 | April 15 – May 6 |
Edamame in Missouri: FAQ
When can I plant edamame in Missouri?
Across Missouri, the time to direct-sow edamame spans roughly April 2 in Sikeston to April 28 in Kirksville, each following that city's local frost dates.
Does the edamame planting date vary across Missouri?
Yes. Missouri publishes 87 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 Missouri?
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.
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.