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When to Plant Fennel 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, May 18, 2026
Transplant Outdoors Monday, June 1, 2026

Pro Tip: Start Fennel seeds indoors 4 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Foeniculum vulgare
Days to Maturity 80 days
Sun Requirements Full Sun

Cities in Zone 1A

Other Plants for Zone 1A

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Growing Fennel in USDA Zone 1A

Fennel (Foeniculum vulgare) 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 Fennel seeds indoors around Monday, May 18, 2026, then transplant outdoors around Monday, June 1, 2026.

Expect to harvest your Fennel approximately 80 days after planting.