When to plant dill in Utah
Utah spans USDA zones 5b–8b, so the right time to plant dill shifts by weeks across the state. The window to sow seed directly 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 | Direct sow |
|---|---|---|---|---|
| Salt Lake City | 7b | March 31 | November 8 | March 17 – April 28 |
| West Valley City | 7b | April 8 | October 31 | March 25 – May 6 |
| West Jordan | 7b | April 18 | October 22 | April 4 – May 16 |
| Provo | 7a | April 18 | October 21 | April 4 – May 16 |
| St. George | 8b | March 14 | November 10 | February 28 – April 11 |
| Orem | 7a | April 19 | October 19 | April 5 – May 17 |
| Sandy | 7b | April 29 | October 22 | April 15 – May 27 |
| Ogden | 6b | April 21 | October 23 | April 7 – May 19 |
Dill in Utah: FAQ
When can I plant dill in Utah?
Across Utah, the time to direct-sow dill spans roughly February 28 in St. George to May 21 in Heber, each following that city's local frost dates.
Does the dill planting date vary across Utah?
Yes. Utah publishes 67 cities with their own frost dates, so the right dill 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 dill take to grow in Utah?
Dill 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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