When to Plant Celery in Phoenix, Arizona (85039)

Location

Phoenix, Arizona

ZIP Code

85039

USDA Zone

10a

Last Frost

Sunday, January 25, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, November 16, 2025

Transplant Outdoors Sunday, February 8, 2026

Pro Tip: Start Celery seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, February 8, 2026.

🌿 Plant Details

Scientific Name Apium graveolens

Days to Maturity 130 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-28 days

Ready to Plant Celery in Phoenix?

Get your seeds now so they're ready by Sunday, November 16, 2025.

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🤝 Good Companions

CosmosDaisySnapDragon

⚠️ Avoid Planting Near

CornAster

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Growing Celery in Zone 10a

Celery (Apium graveolens) is a popular garden vegetable. In Phoenix, Arizona, which is in USDA Hardiness Zone 10a, you should start seeds indoors around Sunday, November 16, 2025.

Your average last frost date is Sunday, January 25, 2026. Plan to transplant your Celery seedlings outdoors around Sunday, February 8, 2026, about 2 weeks after your last frost date.