When to Plant Asparagus in Calumet City, Illinois (60409)

Location

Calumet City, Illinois

ZIP Code

60409

USDA Zone

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Start Seeds Indoors Monday, February 23, 2026

Transplant Outdoors Monday, May 4, 2026

Pro Tip: Start Asparagus seeds indoors 8 weeks before your last frost date, then transplant outdoors around Monday, May 4, 2026.

🌿 Plant Details

Scientific Name Asparagus officinalis

Days to Maturity 730 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-21 days

Ready to Plant Asparagus in Calumet City?

Get your seeds now so they're ready by Monday, February 23, 2026.

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🤝 Good Companions

TomatoAsterDillCorianderParsleyBasilComfreyMarigold

⚠️ Avoid Planting Near

OnionGarlicPotato

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Growing Asparagus in Zone 6a

Asparagus (Asparagus officinalis) is a popular garden vegetable. In Calumet City, Illinois, which is in USDA Hardiness Zone 6a, you should start seeds indoors around Monday, February 23, 2026.

Your average last frost date is Monday, April 20, 2026. Plan to transplant your Asparagus seedlings outdoors around Monday, May 4, 2026, about 2 weeks after your last frost date.