When to Plant Echinacea (Coneflower) in Simpsonville, South Carolina (29680)

Location

Simpsonville, South Carolina

ZIP Code

29680

USDA Zone

Last Frost

Friday, March 20, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, January 9, 2026

Transplant Outdoors Friday, April 3, 2026

Pro Tip: Start Echinacea (Coneflower) seeds indoors 10 weeks before your last frost date, then transplant outdoors around Friday, April 3, 2026.

🌿 Plant Details

Scientific Name Echinacea purpurea

Days to Maturity 365 days

Mature Height 24-48"

Spread 24"

Type Perennial

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Low (drought tolerant once established)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 14-21 days

Ready to Plant Echinacea (Coneflower) in Simpsonville?

Get your seeds now so they're ready by Friday, January 9, 2026.

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Growing Echinacea (Coneflower) in Zone 8a

Echinacea (Coneflower) (Echinacea purpurea) is a popular garden vegetable. In Simpsonville, South Carolina, which is in USDA Hardiness Zone 8a, you should start seeds indoors around Friday, January 9, 2026.

Your average last frost date is Friday, March 20, 2026. Plan to transplant your Echinacea (Coneflower) seedlings outdoors around Friday, April 3, 2026, about 2 weeks after your last frost date.