When to plant cauliflower in Utah
Utah spans USDA zones 5b–8b, so the right time to plant cauliflower shifts by weeks across the state. The window to transplant seedlings outdoors runs from about February 28 in St. George to May 21 in Heber — below are local dates for 67 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Salt Lake City | 7b | March 31 | November 8 | March 17 – March 31 |
| West Valley City | 7b | April 8 | October 31 | March 25 – April 8 |
| West Jordan | 7b | April 18 | October 22 | April 4 – April 18 |
| Provo | 7a | April 18 | October 21 | April 4 – April 18 |
| St. George | 8b | March 14 | November 10 | February 28 – March 14 |
| Orem | 7a | April 19 | October 19 | April 5 – April 19 |
| Sandy | 7b | April 29 | October 22 | April 15 – April 29 |
| Ogden | 6b | April 21 | October 23 | April 7 – April 21 |
Cauliflower in Utah: FAQ
When can I plant cauliflower in Utah?
Across Utah, the time to transplant cauliflower spans roughly February 28 in St. George to May 21 in Heber, each following that city's local frost dates.
Does the cauliflower planting date vary across Utah?
Yes. Utah publishes 67 cities with their own frost dates, so the right cauliflower 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 cauliflower take to grow in Utah?
Cauliflower takes about 55–80 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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