When to Plant Green Bean in Utah
Direct Sow Outdoors
Saturday, March 14, 2026
State
Utah
USDA Zones
4a, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Avg Last Frost
Saturday, April 25, 2026
Cities Covered
250
Utah Planting Schedule by Zone
Utah spans 9 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Direct Sow |
|---|---|---|
| 4a | Friday, May 15, 2026 | Friday, April 3, 2026 |
| 5a | Sunday, May 10, 2026 | Sunday, March 29, 2026 |
| 5b | Saturday, April 25, 2026 | Saturday, March 14, 2026 |
| 6a | Monday, April 20, 2026 | Monday, March 9, 2026 |
| 6b | Wednesday, April 15, 2026 | Wednesday, March 4, 2026 |
| 7a | Friday, April 10, 2026 | Friday, February 27, 2026 |
| 7b | Sunday, April 5, 2026 | Sunday, February 22, 2026 |
| 8a | Friday, March 20, 2026 | Friday, February 6, 2026 |
| 8b | Sunday, March 15, 2026 | Sunday, February 1, 2026 |
Dates based on average last frost. Check your local forecast before planting.
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Growing Green Bean in Utah: Complete Guide
Green Bean (Phaseolus vulgaris) is a crop that grows best when sown directly in the garden. In Utah, the right time to direct sow is around Saturday, March 14, 2026, once soil temperatures are consistently warm enough for germination.
Because Utah stretches across 9 USDA hardiness zones (4a, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b), planting windows can shift by as much as six to eight weeks from one end of the state to the other. Gardeners in the warmer southern zones can start earlier, while those in cooler northern zones should wait until the zone table above shows their last frost has passed.
With 55 days to maturity, Green Bean fits comfortably within Utah's growing season in most zones. In the warmest parts of the state, a second planting later in the season may be possible.
Green Bean requires full sun (6-8 hours) and regular (1 inch/week) moisture. Most of Utah receives adequate sunlight during the growing season, though gardeners in humid eastern regions should watch for fungal issues and ensure good air circulation.
For the most precise planting dates tailored to your exact location, enter your ZIP code on our planting calendar or use the zone table above to find the schedule for your area of Utah.
Frequently Asked Questions
When should I plant Green Bean in Utah?
In Utah, direct sow Green Bean outdoors around Saturday, March 14, 2026. Utah spans zones 4a–8b, so gardeners in warmer zones can plant earlier.
What is the last frost date in Utah?
Utah spans 9 USDA zones (4a, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b), so last frost dates vary by region. Randolph (4a) sees frost until around Friday, May 15, 2026, while Hurricane, Ivins, Leeds (8b) is frost-free much earlier.
How long does Green Bean take to grow in Utah?
Green Bean takes about 55 days from transplant (or direct sow) to harvest. In Utah's longer-season zones, a second planting in late summer may be possible.
What USDA zones does Utah cover for Green Bean?
Utah includes zones 4a, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b. Green Bean grows well across all of these zones with adjusted timing — use the zone table above to find the right dates for your part of the state.
Find Precise Dates for Your City
Select a city for exact planting dates based on local frost records.