When to plant fennel (bulb) in Missouri
Missouri spans USDA zones 5b–7b, so the right time to plant fennel (bulb) 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 |
Fennel (Bulb) in Missouri: FAQ
When can I plant fennel (bulb) in Missouri?
Across Missouri, the time to transplant fennel (bulb) spans roughly March 12 in Sikeston to April 7 in Kirksville, each following that city's local frost dates.
Does the fennel (bulb) planting date vary across Missouri?
Yes. Missouri publishes 87 cities with their own frost dates, so the right fennel (bulb) 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 fennel (bulb) take to grow in Missouri?
Fennel (Bulb) takes about 65–90 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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