When to Plant Borage in Utah
Direct Sow Outdoors
Saturday, May 2, 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, May 22, 2026 |
| 5a | Sunday, May 10, 2026 | Sunday, May 17, 2026 |
| 5b | Saturday, April 25, 2026 | Saturday, May 2, 2026 |
| 6a | Monday, April 20, 2026 | Monday, April 27, 2026 |
| 6b | Wednesday, April 15, 2026 | Wednesday, April 22, 2026 |
| 7a | Friday, April 10, 2026 | Friday, April 17, 2026 |
| 7b | Sunday, April 5, 2026 | Sunday, April 12, 2026 |
| 8a | Friday, March 20, 2026 | Friday, March 27, 2026 |
| 8b | Sunday, March 15, 2026 | Sunday, March 22, 2026 |
Dates based on average last frost. Check your local forecast before planting.
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Growing Borage in Utah: Complete Guide
Borage (Borago officinalis) is a crop that grows best when sown directly in the garden. In Utah, the right time to direct sow is around Saturday, May 2, 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 60 days to maturity, Borage 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.
Borage requires full sun to partial shade and moderate 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 Borage in Utah?
In Utah, direct sow Borage outdoors around Saturday, May 2, 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 Borage take to grow in Utah?
Borage takes about 60 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 Borage?
Utah includes zones 4a, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b. Borage 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.