🌱 MyLocalPlanting

When to Plant Celery in Opheim, Montana (59250)

Location

Opheim, Montana

ZIP Code

59250

USDA Zone

3b

Last Frost

Wednesday, May 20, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, March 25, 2026
Transplant Outdoors Wednesday, June 3, 2026

Pro Tip: Start Celery seeds indoors 8 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Apium graveolens
Days to Maturity 7 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-28 days

🤝 Good Companions

CosmosDaisySnapDragon

⚠️ Avoid Planting Near

CornAster

Other Plants for Opheim

Growing Celery in Zone 3b

Celery (Apium graveolens) is a popular garden vegetable. In Opheim, Montana, which is in USDA Hardiness Zone 3b, you should start seeds indoors around Wednesday, March 25, 2026.

Your average last frost date is Wednesday, May 20, 2026. Plan to transplant your Celery seedlings outdoors around Wednesday, June 3, 2026, about 2 weeks after your last frost date.