When to plant leek in Indiana
Indiana spans USDA zones 5b–7a, so the right time to plant leek shifts by weeks across the state. The window to transplant seedlings outdoors runs from about March 1 in Evansville to April 4 in Auburn — below are local dates for 86 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Indianapolis | 6b | April 20 | October 21 | March 23 – April 6 |
| Fort Wayne | 6a | April 24 | October 21 | March 27 – April 10 |
| Evansville | 7a | March 29 | November 10 | March 1 – March 15 |
| South Bend | 6a | April 23 | October 23 | March 26 – April 9 |
| Fishers | 6a | April 21 | October 21 | March 24 – April 7 |
| Carmel | 6a | April 21 | October 21 | March 24 – April 7 |
| Bloomington | 6b | April 15 | October 26 | March 18 – April 1 |
| Hammond | 6a | April 23 | October 20 | March 26 – April 9 |
Leek in Indiana: FAQ
When can I plant leek in Indiana?
Across Indiana, the time to transplant leek spans roughly March 1 in Evansville to April 4 in Auburn, each following that city's local frost dates.
Does the leek planting date vary across Indiana?
Yes. Indiana publishes 86 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 Indiana?
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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