When to plant leek in Kansas
Kansas spans USDA zones 6a–7a, so the right time to plant leek shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 7 in Kansas City to March 31 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 14 – March 28 |
| Overland Park | 6b | April 10 | October 29 | March 13 – March 27 |
| Kansas City | 6b | April 4 | November 2 | March 7 – March 21 |
| Olathe | 6b | April 10 | October 29 | March 13 – March 27 |
| Topeka | 6b | April 16 | October 22 | March 19 – April 2 |
| Lawrence | 6b | April 12 | October 28 | March 15 – March 29 |
| Shawnee | 6b | April 16 | October 22 | March 19 – April 2 |
| Lenexa | 6b | April 10 | October 29 | March 13 – March 27 |
Leek in Kansas: FAQ
When can I plant leek in Kansas?
Across Kansas, the time to transplant leek spans roughly March 7 in Kansas City to March 31 in Garden City, each following that city's local frost dates.
Does the leek planting date vary across Kansas?
Yes. Kansas publishes 35 cities with their own frost dates, so the right leek 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 leek take to grow in Kansas?
Leek takes about 100–120 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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