When to plant carrot in Pennsylvania
Pennsylvania spans USDA zones 5b–7b, so the right time to plant carrot shifts by weeks across the state. The window to sow seed directly outdoors runs from about March 9 in Philadelphia to April 24 in Hermitage — below are local dates for 86 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Philadelphia | 7b | March 30 | November 17 | March 9 – April 20 |
| Pittsburgh | 6b | April 18 | October 28 | March 28 – May 9 |
| Allentown | 7a | April 20 | October 24 | March 30 – May 11 |
| Reading | 7a | April 14 | October 29 | March 24 – May 5 |
| Erie | 7a | April 26 | November 4 | April 5 – May 17 |
| Bethlehem | 7a | April 20 | October 24 | March 30 – May 11 |
| Scranton | 6b | April 23 | October 20 | April 2 – May 14 |
| Lancaster | 7a | April 19 | October 24 | March 29 – May 10 |
Carrot in Pennsylvania: FAQ
When can I plant carrot in Pennsylvania?
Across Pennsylvania, the time to direct-sow carrot spans roughly March 9 in Philadelphia to April 24 in Hermitage, each following that city's local frost dates.
Does the carrot planting date vary across Pennsylvania?
Yes. Pennsylvania publishes 86 cities with their own frost dates, so the right carrot 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 carrot take to grow in Pennsylvania?
Carrot takes about 60–80 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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