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When to Plant Tomatillo 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 Tomatillo seeds indoors 6 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Physalis philadelphica
Days to Maturity 75 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 24" apart

Cities in Zone 12A

Other Plants for Zone 12A

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Growing Tomatillo in USDA Zone 12A

Tomatillo (Physalis philadelphica) 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 Tomatillo seeds indoors around Thursday, November 20, 2025, then transplant outdoors around Thursday, January 15, 2026.

Expect to harvest your Tomatillo approximately 75 days after planting.