When to Plant Swiss Chard in Wyoming
In a typical Wyoming location, sow outdoors Apr 26 – May 10. Across the state, the outdoor planting window starts as early as Apr 13 in Worland and as late as May 22 in Evanston. 1 city in Wyoming is essentially frost-free and can plant on a year-round schedule.
Fairly cold-hardy; direct sow 1-3 weeks before last frost. Tolerates light frost in fall too.
Swiss Chard Planting Dates by City
| City | Direct sow |
|---|---|
| Cheyenne | Apr 23 – May 7 |
| Casper | Apr 19 – May 3 |
| Gillette | Apr 24 – May 8 |
| Laramie | May 17 – May 31 |
| Rock Springs | May 3 – May 17 |
| Sheridan | Apr 30 – May 14 |
| Green River | May 3 – May 17 |
| Evanston | May 22 – Jun 5 |
| Riverton | Apr 21 – May 5 |
| Jackson | Frost-free: year-round planting |
| Cody | Apr 21 – May 5 |
| Rawlins | Apr 26 – May 10 |
| Lander | Apr 27 – May 11 |
| Torrington | Apr 20 – May 4 |
| Douglas | Apr 28 – May 12 |
| Powell | Apr 28 – May 12 |
| Ranchettes | Apr 21 – May 5 |
| Worland | Apr 13 – Apr 27 |
| Buffalo | May 3 – May 17 |
| South Greeley | Apr 23 – May 7 |
Showing the 20 most populous of 20 Wyoming cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Wyoming cities.
Frequently Asked Questions
When should I plant Swiss chard in Wyoming?
In a typical Wyoming location, sow outdoors Apr 26 – May 10. Across the state, the outdoor planting window starts as early as Apr 13 in Worland and as late as May 22 in Evanston. 1 city in Wyoming is essentially frost-free and can plant on a year-round schedule.
When is the last frost in Wyoming?
The average last spring frost in Wyoming ranges from May 4 in Worland to June 12 in Evanston, based on NOAA 1991–2020 climate normals.
How long do Swiss chard take to grow?
Swiss Chard typically take 50–60 days from planting to harvest. Fairly cold-hardy; direct sow 1-3 weeks before last frost. Tolerates light frost in fall too.
Other Crops in Wyoming
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Lettuce
- Spinach
- Kale
- Arugula
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Potatoes
- Sweet Potatoes
- Asparagus
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
- Dahlias
When to plant Swiss chard in other states