When to plant carrot in South Dakota
South Dakota spans USDA zones 4a–5b, so the right time to plant carrot shifts by weeks across the state. The window to sow seed directly outdoors runs from about April 5 in Sioux Falls to April 21 in Spearfish — below are local dates for 13 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Sioux Falls | 5a | April 26 | October 13 | April 5 – May 17 |
| Rapid City | 5b | May 3 | October 8 | April 12 – May 24 |
| Aberdeen | 4a | May 8 | September 29 | April 17 – May 29 |
| Brookings | 4b | May 6 | October 1 | April 15 – May 27 |
| Watertown | 4b | May 7 | September 30 | April 16 – May 28 |
| Mitchell | 5a | May 2 | October 6 | April 11 – May 23 |
| Yankton | 5a | April 27 | October 11 | April 6 – May 18 |
| Huron | 4b | May 6 | October 2 | April 15 – May 27 |
Carrot in South Dakota: FAQ
When can I plant carrot in South Dakota?
Across South Dakota, the time to direct-sow carrot spans roughly April 5 in Sioux Falls to April 21 in Spearfish, each following that city's local frost dates.
Does the carrot planting date vary across South Dakota?
Yes. South Dakota publishes 13 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 South Dakota?
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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