When to Plant Potatoes in Utah
In Utah, the time to plant potatoes outside runs from Feb 21 – Mar 7 in St. George to May 12 – May 26 in Eagle Mountain. In Salt Lake City, it's Mar 10 – Mar 24. The average last spring frost differs by about 11 weeks across the state (Mar 14 in St. George, Jun 2 in Eagle Mountain), so use the dates for the town nearest you.
Plant seed potatoes a few weeks before the last frost; cover any shoots if a late frost threatens.
- Plant outside: 1–3 weeks before the last frost.
Potatoes planting dates in Utah by city
| City | Zone | Plant outside |
|---|---|---|
| American Fork | 7a | Mar 27 – Apr 10 |
| Bountiful | 6b | Apr 4 – Apr 18 |
| Cedar City | 6b | Apr 13 – Apr 27 |
| Clearfield | 7a | Apr 8 – Apr 22 |
| Cottonwood Heights | 7b | Apr 8 – Apr 22 |
| Draper | 7a | Mar 28 – Apr 11 |
| Eagle Mountain | 6b | May 12 – May 26 |
| Farmington | 7b | Mar 29 – Apr 12 |
| Herriman | 7a | Mar 28 – Apr 11 |
| Holladay | 7b | Apr 8 – Apr 22 |
| Hurricane | 8b | Mar 11 – Mar 25 |
| Kaysville | 7b | Mar 29 – Apr 12 |
| Kearns metro township | 7b | Mar 18 – Apr 1 |
| Layton | 7a | Apr 8 – Apr 22 |
| Lehi | 7a | Apr 9 – Apr 23 |
| Logan | 6a | Apr 17 – May 1 |
| Magna metro township | 7b | Mar 13 – Mar 27 |
| Midvale | 7b | Apr 8 – Apr 22 |
| Millcreek | 7b | Apr 4 – Apr 18 |
| Murray | 7b | Apr 8 – Apr 22 |
| Ogden | 6b | Mar 31 – Apr 14 |
| Orem | 7a | Mar 29 – Apr 12 |
| Pleasant Grove | 7a | Mar 27 – Apr 10 |
| Provo | 7a | Mar 28 – Apr 11 |
| Riverton | 7a | Mar 28 – Apr 11 |
| Roy | 7a | Apr 1 – Apr 15 |
| Salt Lake City | 7b | Mar 10 – Mar 24 |
| Sandy | 7b | Apr 8 – Apr 22 |
| Saratoga Springs | 7a | Apr 9 – Apr 23 |
| South Jordan | 7a | Mar 28 – Apr 11 |
| South Salt Lake | 7b | Mar 10 – Mar 24 |
| Spanish Fork | 7a | Apr 4 – Apr 18 |
| Springville | 7a | Mar 28 – Apr 11 |
| St. George | 8b | Feb 21 – Mar 7 |
| Syracuse | 7b | Apr 1 – Apr 15 |
| Taylorsville | 7b | Mar 10 – Mar 24 |
| Tooele | 7a | Apr 11 – Apr 25 |
| Washington | 8b | Feb 21 – Mar 7 |
| West Jordan | 7b | Mar 28 – Apr 11 |
| West Valley City | 7b | Mar 18 – Apr 1 |
Calculated from each town's average (50%) frost dates, from the nearest NOAA station (1991–2020). Typical dates for the 2027 planting season, based on NOAA's 1991–2020 averages. They are long-term odds, not a forecast: always check your local forecast before planting. Zones: 2023 USDA Plant Hardiness Zone Map (USDA-ARS and Oregon State University). Not the official map; see planthardiness.ars.usda.gov.
See all frost dates in Utah, or the general guide to when to plant potatoes.
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