📍 Moorcroft, WY · Zone 4b · Last frost Tuesday, May 5, 2026
✏️ ChangeWhen to Plant Chamomile in Moorcroft, Wyoming (82721)
Location
Moorcroft, Wyoming
ZIP Code
82721
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Tuesday, March 24, 2026
Transplant Outdoors
Tuesday, May 19, 2026
Based on last frost Tuesday, May 5, 2026 · Zone 4b
Pro tip: Start Chamomile seeds indoors 6 weeks before your last frost date, then transplant outdoors around Tuesday, May 19, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
Ready to Plant Chamomile in Moorcroft?
Get your seeds now so they're ready by Tuesday, March 24, 2026.
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🤝 Good Companions
Full Companion Planting Guide for Chamomile
See which plants help Chamomile thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Let flowers dry completely on the plant — seeds form in the center of the dried flower.
Processing
Rub dried flower heads between palms over a bowl, then winnow to remove chaff.
Seed Viability
Up to 3 years when stored cool, dark, and dry.
Pro Tip
Chamomile self-sows freely — once established, you may not need to save seed at all.
Frequently Asked Questions
When should I plant Chamomile in Moorcroft, Wyoming? +
In Moorcroft (Zone 4b), start Chamomile seeds indoors around Tuesday, March 24, 2026 and transplant outdoors around Tuesday, May 19, 2026.
What is the last frost date for Moorcroft, Wyoming? +
The average last spring frost date for Moorcroft, Wyoming (ZIP 82721) is around Tuesday, May 5, 2026. This is based on NOAA climate normals for USDA Zone 4b.
How long does Chamomile take to grow? +
Chamomile typically matures in about 60 days from transplanting. In Moorcroft, that means you can expect harvest around Tuesday, May 19, 2026 plus 60 days.
Should I start Chamomile indoors or direct sow in Wyoming? +
Chamomile should be started indoors 6 weeks before your last frost date. In Moorcroft, that means starting around Tuesday, March 24, 2026.
📚 More Chamomile Planting Guides
Other Plants for Moorcroft
Growing Chamomile in Zone 4b
Chamomile (Matricaria chamomilla) is a popular garden vegetable. In Moorcroft, Wyoming, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 24, 2026.
Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Chamomile seedlings outdoors around Tuesday, May 19, 2026, about 2 weeks after your last frost date.