When to plant broccoli in Kansas
Kansas spans USDA zones 6a–7a, so the right time to plant broccoli shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 14 in Kansas City to April 7 in Garden City — below are local dates for 35 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Wichita | 7a | April 11 | October 29 | March 21 – April 4 |
| Overland Park | 6b | April 10 | October 29 | March 20 – April 3 |
| Kansas City | 6b | April 4 | November 2 | March 14 – March 28 |
| Olathe | 6b | April 10 | October 29 | March 20 – April 3 |
| Topeka | 6b | April 16 | October 22 | March 26 – April 9 |
| Lawrence | 6b | April 12 | October 28 | March 22 – April 5 |
| Shawnee | 6b | April 16 | October 22 | March 26 – April 9 |
| Lenexa | 6b | April 10 | October 29 | March 20 – April 3 |
Broccoli in Kansas: FAQ
When can I plant broccoli in Kansas?
Across Kansas, the time to transplant broccoli spans roughly March 14 in Kansas City to April 7 in Garden City, each following that city's local frost dates.
Does the broccoli planting date vary across Kansas?
Yes. Kansas publishes 35 cities with their own frost dates, so the right broccoli 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 broccoli take to grow in Kansas?
Broccoli takes about 55–80 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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