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When to Plant Tomato 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 4, 2026
Transplant Outdoors Monday, June 29, 2026

Pro Tip: Start Tomato seeds indoors 6 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Solanum lycopersicum
Days to Maturity 70 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 24" apart

Cities in Zone 1A

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Growing Tomato in USDA Zone 1A

Tomato (Solanum lycopersicum) 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 Tomato seeds indoors around Monday, May 4, 2026, then transplant outdoors around Monday, June 29, 2026.

Expect to harvest your Tomato approximately 70 days after planting.