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When to Plant Celosia 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 17, 2026

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

🌿 Plant Details

Scientific Name Celosia argentea
Days to Maturity 75 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 9" apart

Cities in Zone 1B

Other Plants for Zone 1B

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Growing Celosia in USDA Zone 1B

Celosia (Celosia argentea) 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 Celosia seeds indoors around Wednesday, April 29, 2026, then transplant outdoors around Wednesday, June 17, 2026.

Expect to harvest your Celosia approximately 75 days after planting.