When to Plant Thyme in Zone 1A
USDA Zone
1A
Cities Covered
5
Avg Last Frost
Monday, June 15, 2026
Plant Type
Indoor Start
📅 Planting Calendar for Zone 1A
Start Seeds Indoors Monday, April 20, 2026
Transplant Outdoors Monday, June 29, 2026
Pro Tip: Start Thyme seeds indoors 8 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Thymus vulgaris
Days to Maturity 90 days
Sun Requirements Full Sun (6+ hours)
Plant Spacing 12" apart
Cities in Zone 1A
Other Plants for Zone 1A
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Growing Thyme in USDA Zone 1A
Thyme (Thymus vulgaris) grows well in USDA Hardiness Zone 1A. This zone includes cities like Allakaket, Beaver, Circle and 2 more.
The average last frost date for Zone 1A is around Monday, June 15, 2026. For best results, start your Thyme seeds indoors around Monday, April 20, 2026, then transplant outdoors around Monday, June 29, 2026.
Expect to harvest your Thyme approximately 90 days after planting.