When to Plant Leek in Clemson, South Carolina (29633)

Location

Clemson, South Carolina

ZIP Code

29633

USDA Zone

Last Frost

Sunday, March 15, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, January 4, 2026

Transplant Outdoors Sunday, March 29, 2026

Pro Tip: Start Leek seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, March 29, 2026.

🌿 Plant Details

Scientific Name Allium ampeloprasum

Days to Maturity 120 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 1-7 days

Ready to Plant Leek in Clemson?

Get your seeds now so they're ready by Sunday, January 4, 2026.

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🤝 Good Companions

CeleryAppleCarrot

⚠️ Avoid Planting Near

Swiss Chard

Other Plants for Clemson

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Growing Leek in Zone 8b

Leek (Allium ampeloprasum) is a popular garden vegetable. In Clemson, South Carolina, which is in USDA Hardiness Zone 8b, you should start seeds indoors around Sunday, January 4, 2026.

Your average last frost date is Sunday, March 15, 2026. Plan to transplant your Leek seedlings outdoors around Sunday, March 29, 2026, about 2 weeks after your last frost date.