When to plant radicchio in Missouri
Missouri spans USDA zones 5b–7b, so the right time to plant radicchio shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 12 in Sikeston to April 7 in Kirksville — below are local dates for 87 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Kansas City | 6b | April 4 | November 2 | March 21 – April 4 |
| St. Louis | 7a | April 1 | November 4 | March 18 – April 1 |
| Springfield | 7a | April 4 | October 27 | March 21 – April 4 |
| Columbia | 6b | April 5 | October 31 | March 22 – April 5 |
| Independence | 6b | April 10 | October 27 | March 27 – April 10 |
| Lee's Summit | 6b | April 7 | October 29 | March 24 – April 7 |
| O'Fallon | 6b | April 10 | October 26 | March 27 – April 10 |
| St. Charles | 6b | April 8 | October 29 | March 25 – April 8 |
Radicchio in Missouri: FAQ
When can I plant radicchio in Missouri?
Across Missouri, the time to transplant radicchio spans roughly March 12 in Sikeston to April 7 in Kirksville, each following that city's local frost dates.
Does the radicchio planting date vary across Missouri?
Yes. Missouri publishes 87 cities with their own frost dates, so the right radicchio 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 radicchio take to grow in Missouri?
Radicchio takes about 60–90 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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