When to plant orach in Ohio
Ohio spans USDA zones 6a–7a, so the right time to plant orach shifts by weeks across the state. The window to sow seed directly outdoors runs from about March 25 in Cleveland to April 24 in Warren — below are local dates for 187 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Columbus | 6b | April 20 | October 24 | April 6 – May 4 |
| Cleveland | 7a | April 8 | November 12 | March 25 – April 22 |
| Cincinnati | 6b | April 16 | October 25 | April 2 – April 30 |
| Toledo | 6b | April 20 | October 27 | April 6 – May 4 |
| Akron | 6b | April 24 | October 28 | April 10 – May 8 |
| Dayton | 6b | April 18 | October 25 | April 4 – May 2 |
| Parma | 6b | April 20 | November 3 | April 6 – May 4 |
| Canton | 6b | April 24 | October 26 | April 10 – May 8 |
Orach in Ohio: FAQ
When can I plant orach in Ohio?
Across Ohio, the time to direct-sow orach spans roughly March 25 in Cleveland to April 24 in Warren, each following that city's local frost dates.
Does the orach planting date vary across Ohio?
Yes. Ohio publishes 187 cities with their own frost dates, so the right orach 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 orach take to grow in Ohio?
Orach takes about 40–60 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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