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When to Plant Echinacea (Coneflower) in Zone 13A

USDA Zone

13A

Cities Covered

2

Avg Last Frost

Thursday, January 1, 2026

Plant Type

Indoor Start

📅 Planting Calendar for Zone 13A

Start Seeds Indoors Thursday, October 23, 2025
Transplant Outdoors Thursday, January 15, 2026

Pro Tip: Start Echinacea (Coneflower) seeds indoors 10 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Echinacea purpurea
Days to Maturity 365 days
Sun Requirements Full Sun to Partial Shade
Plant Spacing 18" apart

Cities in Zone 13A

Other Plants for Zone 13A

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Growing Echinacea (Coneflower) in USDA Zone 13A

Echinacea (Coneflower) (Echinacea purpurea) 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 Thursday, January 1, 2026. For best results, start your Echinacea (Coneflower) seeds indoors around Thursday, October 23, 2025, then transplant outdoors around Thursday, January 15, 2026.

Expect to harvest your Echinacea (Coneflower) approximately 365 days after planting.