When to plant rhubarb in Ohio
Ohio spans USDA zones 6a–7a, so the right time to plant rhubarb shifts by weeks across the state. The window to transplant seedlings outdoors runs from about February 25 in Cleveland to March 27 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 | March 9 – April 6 |
| Cleveland | 7a | April 8 | November 12 | February 25 – March 25 |
| Cincinnati | 6b | April 16 | October 25 | March 5 – April 2 |
| Toledo | 6b | April 20 | October 27 | March 9 – April 6 |
| Akron | 6b | April 24 | October 28 | March 13 – April 10 |
| Dayton | 6b | April 18 | October 25 | March 7 – April 4 |
| Parma | 6b | April 20 | November 3 | March 9 – April 6 |
| Canton | 6b | April 24 | October 26 | March 13 – April 10 |
Rhubarb in Ohio: FAQ
When can I plant rhubarb in Ohio?
Across Ohio, the time to transplant rhubarb spans roughly February 25 in Cleveland to March 27 in Warren, each following that city's local frost dates.
Does the rhubarb planting date vary across Ohio?
Yes. Ohio publishes 187 cities with their own frost dates, so the right rhubarb planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
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