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When to Plant Artichoke in Zone 12A

USDA Zone

12A

Cities Covered

25

Avg Last Frost

Friday, January 1, 2027

Plant Type

Indoor Start

📅 Planting Calendar for Zone 12A

Start Seeds Indoors Friday, November 6, 2026
Transplant Outdoors Friday, January 15, 2027

Pro Tip: Start Artichoke seeds indoors 8 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Cynara scolymus
Days to Maturity 56 days
Sun Requirements Full Sun

Cities in Zone 12A

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Growing Artichoke in USDA Zone 12A

Artichoke (Cynara scolymus) 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 Friday, January 1, 2027. For best results, start your Artichoke seeds indoors around Friday, November 6, 2026, then transplant outdoors around Friday, January 15, 2027.

Expect to harvest your Artichoke approximately 56 days after planting.