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When to Plant Beefsteak Tomato in Zone 12A

USDA Zone

12A

Cities Covered

25

Avg Last Frost

Thursday, January 1, 2026

Plant Type

Indoor Start

📅 Planting Calendar for Zone 12A

Start Seeds Indoors Thursday, November 20, 2025
Transplant Outdoors Thursday, January 15, 2026

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

🌿 Plant Details

Scientific Name Solanum lycopersicum
Days to Maturity 85 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 36" apart

Cities in Zone 12A

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Growing Beefsteak Tomato in USDA Zone 12A

Beefsteak Tomato (Solanum lycopersicum) grows well in USDA Hardiness Zone 12A. This zone includes cities like Aiea, Anahola, Haiku and 22 more.

The average last frost date for Zone 12A is around Thursday, January 1, 2026. For best results, start your Beefsteak Tomato seeds indoors around Thursday, November 20, 2025, then transplant outdoors around Thursday, January 15, 2026.

Expect to harvest your Beefsteak Tomato approximately 85 days after planting.