When to Plant Bee Balm in Wyoming
Start Seeds Indoors
Sunday, February 28, 2027
Transplant outdoors: Sunday, May 9, 2027
State
Wyoming
USDA Zones
4a, 4b, 5a, 5b
Avg Last Frost
Sunday, April 25, 2027
Cities Covered
176
Wyoming Planting Schedule by Zone
Wyoming spans 4 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Start Indoors | Transplant |
|---|---|---|---|
| 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
Dates based on average last frost. Check your local forecast before planting.
🌿 About Bee Balm
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Growing Bee Balm in Wyoming: Complete Guide
Bee Balm (Monarda didyma) is a warm-season crop that needs a head start indoors before Wyoming's last frost. Depending on your zone, Wyoming gardeners start seeds indoors between February 28, 2027 (Zone 5b) and March 20, 2027 (Zone 4a), then move transplants outside once their zone's last frost has passed — the zone table above has your exact dates.
Because Wyoming stretches across 4 USDA hardiness zones (4a, 4b, 5a, 5b), planting windows can shift by as much as two to four 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 365 days to maturity, Bee Balm needs the indoor head start that Wyoming's growing season requires. Starting indoors ensures you have strong transplants ready the moment outdoor conditions are right.
Bee Balm requires full sun to partial shade and regular (1-2 inches/week) moisture. Mountain-state gardens contend with short seasons and intense UV at elevation — cold nights can persist well into June at higher altitudes.
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 Wyoming.
Frequently Asked Questions
When should I plant Bee Balm in Wyoming?
In Wyoming, start Bee Balm seeds indoors around Sunday, February 28, 2027 and transplant outdoors around Sunday, May 9, 2027 after your last frost. Wyoming spans zones 4a–5b, so dates shift by 1–4 weeks depending on where you live.
What is the last frost date in Wyoming?
Wyoming spans 4 USDA zones (4a, 4b, 5a, 5b), so last frost dates vary by region. Bosler, Laramie, Medicine Bow (4a) sees frost until around Saturday, May 15, 2027, while Cheyenne, Fe Warren Afb, Albin (5b) is frost-free much earlier.
How long does Bee Balm take to grow in Wyoming?
Bee Balm takes about 365 days from transplant (or direct sow) to harvest. Starting seeds indoors in Wyoming gives you a head start so plants are ready to go out after the last frost.
What USDA zones does Wyoming cover for Bee Balm?
Wyoming includes zones 4a, 4b, 5a, 5b. Bee Balm 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.
When to Plant Bee Balm by City in Wyoming
Dates are based on each city's USDA zone and average last frost.
| City | Zone | Last Frost | Start Indoors | Transplant |
|---|---|---|---|---|
| Afton | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Aladdin | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Albin | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Alcova | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Alpine | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Alta | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Alva | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Arapahoe | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Arminto | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Arvada | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Auburn | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Baggs | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Bairoil | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Banner | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Basin | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Bedford | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Beulah | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Big Horn | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Big Piney | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Bondurant | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Bosler | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Boulder | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Buffalo | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Buford | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Burlington | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Burns | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Byron | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Carpenter | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Casper | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Centennial | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Cheyenne | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Chugwater | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Clearmont | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Cody | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Cokeville | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Cora | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Cowley | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Crowheart | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Daniel | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Dayton | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Deaver | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Devils Tower | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Diamondville | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Dixon | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Douglas | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Dubois | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
| Edgerton | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Elk Mountain | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Emblem | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Encampment | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Etna | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Evanston | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Evansville | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Fairview | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Farson | 4a | Saturday, May 15, 2027 | Saturday, March 20, 2027 | Saturday, May 29, 2027 |
| Fe Warren Afb | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Fort Bridger | 5b | Sunday, April 25, 2027 | Sunday, February 28, 2027 | Sunday, May 9, 2027 |
| Fort Laramie | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Fort Washakie | 5a | Monday, May 10, 2027 | Monday, March 15, 2027 | Monday, May 24, 2027 |
| Four Corners | 4b | Wednesday, May 5, 2027 | Wednesday, March 10, 2027 | Wednesday, May 19, 2027 |
Showing 60 of 176 cities. Enter your ZIP on the planting calendar for your exact dates.