When to Plant Sweet Potatoes in Utah
In a typical Utah location, plant outdoors May 8 – May 22. Across the state, the outdoor planting window starts as early as Mar 28 in Saint George and as late as Jun 18 in Heber City.
Set out slips 2-4 weeks after last frost once soil is thoroughly warm (65F+); very frost/cold sensitive.
Sweet Potatoes Planting Dates by City
| City | Plant outdoors |
|---|---|
| Salt Lake City | Apr 14 – Apr 28 |
| West Valley City | Apr 22 – May 6 |
| Provo | May 2 – May 16 |
| West Jordan | May 13 – May 27 |
| Orem | May 3 – May 17 |
| Sandy | May 13 – May 27 |
| Ogden | May 5 – May 19 |
| Layton | May 3 – May 17 |
| Saint George | Mar 28 – Apr 11 |
| South Jordan | May 2 – May 16 |
| Millcreek | May 9 – May 23 |
| Taylorsville | Apr 14 – Apr 28 |
| Lehi | May 14 – May 28 |
| Logan | May 22 – Jun 5 |
| Murray | May 9 – May 23 |
| Draper | May 2 – May 16 |
| Bountiful | May 9 – May 23 |
| Riverton | May 2 – May 16 |
| Pleasant Grove | May 1 – May 15 |
| Roy | May 6 – May 20 |
| Spanish Fork | May 9 – May 23 |
| Kearns | Apr 22 – May 6 |
| Cottonwood Heights | May 13 – May 27 |
| Tooele | May 16 – May 30 |
| Midvale | May 13 – May 27 |
| Springville | May 9 – May 23 |
| Holladay | May 13 – May 27 |
| Herriman | May 2 – May 16 |
| Clearfield | May 13 – May 27 |
| Kaysville | May 3 – May 17 |
Showing the 30 most populous of 67 Utah cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Utah cities.
Frequently Asked Questions
When should I plant sweet potatoes in Utah?
In a typical Utah location, plant outdoors May 8 – May 22. Across the state, the outdoor planting window starts as early as Mar 28 in Saint George and as late as Jun 18 in Heber City.
When is the last frost in Utah?
The average last spring frost in Utah ranges from March 14 in Saint George to June 4 in Heber City, based on NOAA 1991–2020 climate normals.
How long do sweet potatoes take to grow?
Sweet Potatoes typically take 90–120 days from planting to harvest. Set out slips 2-4 weeks after last frost once soil is thoroughly warm (65F+); very frost/cold sensitive.
Other Crops in Utah
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Lettuce
- Spinach
- Kale
- Arugula
- Swiss Chard
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Potatoes
- Asparagus
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
- Dahlias
When to plant sweet potatoes in other states