When to plant yardlong bean in Ohio
Ohio spans USDA zones 6a–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 22 in Cleveland to May 22 in Warren — below are local dates for 187 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Columbus | 6b | April 20 | October 24 | May 4 – May 11 |
| Cleveland | 7a | April 8 | November 12 | April 22 – April 29 |
| Cincinnati | 6b | April 16 | October 25 | April 30 – May 7 |
| Toledo | 6b | April 20 | October 27 | May 4 – May 11 |
| Akron | 6b | April 24 | October 28 | May 8 – May 15 |
| Dayton | 6b | April 18 | October 25 | May 2 – May 9 |
| Parma | 6b | April 20 | November 3 | May 4 – May 11 |
| Canton | 6b | April 24 | October 26 | May 8 – May 15 |
Yardlong Bean in Ohio: FAQ
When can I plant yardlong bean in Ohio?
Across Ohio, the time to transplant yardlong bean spans roughly April 22 in Cleveland to May 22 in Warren, each following that city's local frost dates.
Does the yardlong bean planting date vary across Ohio?
Yes. Ohio publishes 187 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 Ohio?
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.
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