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When to Plant Black-eyed Susan in Zone 1B

USDA Zone

1B

Cities Covered

11

Avg Last Frost

Wednesday, June 10, 2026

Plant Type

Direct Sow

📅 Planting Calendar for Zone 1B

Direct Sow Outdoors Wednesday, May 13, 2026

Pro Tip: Black-eyed Susan can be directly sown outdoors. Plant 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Rudbeckia hirta
Days to Maturity 85 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 18" apart

Cities in Zone 1B

Other Plants for Zone 1B

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Growing Black-eyed Susan in USDA Zone 1B

Black-eyed Susan (Rudbeckia hirta) 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. Black-eyed Susan can be directly sown outdoors around Wednesday, May 13, 2026.

Expect to harvest your Black-eyed Susan approximately 85 days after planting.