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When to Plant Marigold in Zone 13A

USDA Zone

13A

Cities Covered

2

Avg Last Frost

Friday, January 1, 2027

Plant Type

Indoor Start

📅 Planting Calendar for Zone 13A

Start Seeds Indoors Friday, November 20, 2026
Transplant Outdoors Friday, January 15, 2027

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

🌿 Plant Details

Scientific Name Tagetes patula
Days to Maturity 50 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 12" apart

🤝 Companion Plants for Marigold

Good Companions

TomatoPepperBasilSquash
See the full companion planting guide for Marigold →

Cities in Zone 13A

Other Plants for Zone 13A

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Growing Marigold in USDA Zone 13A

Marigold (Tagetes patula) grows well in USDA Hardiness Zone 13A. This zone includes cities like Keauhou, M C B H Kaneohe Bay.

The average last frost date for Zone 13A is around Friday, January 1, 2027. For best results, start your Marigold seeds indoors around Friday, November 20, 2026, then transplant outdoors around Friday, January 15, 2027.

Expect to harvest your Marigold approximately 50 days after planting.