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When to Plant Fennel in Campbell, New York (14821)

Location

Campbell, New York

ZIP Code

14821

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Start Seeds Indoors Saturday, March 28, 2026
Transplant Outdoors Saturday, April 11, 2026

Pro Tip: Start Fennel seeds indoors 4 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Foeniculum vulgare
Days to Maturity 80 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 7-14 days

🤝 Good Companions

Dill

Other Plants for Campbell

Growing Fennel in Zone 5b

Fennel (Foeniculum vulgare) is a popular garden vegetable. In Campbell, New York, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, March 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Fennel seedlings outdoors around Saturday, April 11, 2026, about -2 weeks after your last frost date.