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When to Plant Marigold in Zone 1B

USDA Zone

1B

Cities Covered

11

Avg Last Frost

Wednesday, June 10, 2026

Plant Type

Indoor Start

📅 Planting Calendar for Zone 1B

Start Seeds Indoors Wednesday, April 29, 2026
Transplant Outdoors Wednesday, June 24, 2026

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

Cities in Zone 1B

Other Plants for Zone 1B

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Growing Marigold in USDA Zone 1B

Marigold (Tagetes patula) grows well in USDA Hardiness Zone 1B. This zone includes cities like Arctic Village, Bettles Field, Chicken and 8 more.

The average last frost date for Zone 1B is around Wednesday, June 10, 2026. For best results, start your Marigold seeds indoors around Wednesday, April 29, 2026, then transplant outdoors around Wednesday, June 24, 2026.

Expect to harvest your Marigold approximately 50 days after planting.