When to plant yardlong bean in Indiana
Indiana spans USDA zones 5b–7a, so the right time to plant yardlong bean shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 12 in Evansville to May 16 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 | May 4 – May 11 |
| Fort Wayne | 6a | April 24 | October 21 | May 8 – May 15 |
| Evansville | 7a | March 29 | November 10 | April 12 – April 19 |
| South Bend | 6a | April 23 | October 23 | May 7 – May 14 |
| Fishers | 6a | April 21 | October 21 | May 5 – May 12 |
| Carmel | 6a | April 21 | October 21 | May 5 – May 12 |
| Bloomington | 6b | April 15 | October 26 | April 29 – May 6 |
| Hammond | 6a | April 23 | October 20 | May 7 – May 14 |
Yardlong Bean in Indiana: FAQ
When can I plant yardlong bean in Indiana?
Across Indiana, the time to transplant yardlong bean spans roughly April 12 in Evansville to May 16 in Auburn, each following that city's local frost dates.
Does the yardlong bean planting date vary across Indiana?
Yes. Indiana publishes 86 cities with their own frost dates, so the right yardlong bean 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 yardlong bean take to grow in Indiana?
Yardlong Bean takes about 70–90 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
Never miss a window in your area
An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.