When to plant broccoli in Utah
Utah spans USDA zones 5b–8b, so the right time to plant broccoli shifts by weeks across the state. The window to transplant seedlings outdoors runs from about February 21 in St. George to May 14 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 10 – March 24 |
| West Valley City | 7b | April 8 | October 31 | March 18 – April 1 |
| West Jordan | 7b | April 18 | October 22 | March 28 – April 11 |
| Provo | 7a | April 18 | October 21 | March 28 – April 11 |
| St. George | 8b | March 14 | November 10 | February 21 – March 7 |
| Orem | 7a | April 19 | October 19 | March 29 – April 12 |
| Sandy | 7b | April 29 | October 22 | April 8 – April 22 |
| Ogden | 6b | April 21 | October 23 | March 31 – April 14 |
Broccoli in Utah: FAQ
When can I plant broccoli in Utah?
Across Utah, the time to transplant broccoli spans roughly February 21 in St. George to May 14 in Heber, each following that city's local frost dates.
Does the broccoli planting date vary across Utah?
Yes. Utah publishes 67 cities with their own frost dates, so the right broccoli 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 broccoli take to grow in Utah?
Broccoli 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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