When to Plant Tarragon in Lothair, Montana (59461)
Location
Lothair, Montana
ZIP Code
59461
USDA Zone
4a
Last Frost
Friday, May 15, 2026
📅 Planting Calendar
Pro Tip: Start Tarragon seeds indoors 8 weeks before your last frost date, then transplant outdoors around Friday, May 29, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
Ready to Plant Tarragon in Lothair?
Get your seeds now so they're ready by Friday, March 20, 2026.
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Other Plants for Lothair
Growing Tarragon in Zone 4a
Tarragon (Artemisia dracunculus) is a popular garden vegetable. In Lothair, Montana, which is in USDA Hardiness Zone 4a, you should start seeds indoors around Friday, March 20, 2026.
Your average last frost date is Friday, May 15, 2026. Plan to transplant your Tarragon seedlings outdoors around Friday, May 29, 2026, about 2 weeks after your last frost date.