When to Plant Asparagus in Nunn, Colorado (80648)

Location

Nunn, Colorado

ZIP Code

80648

USDA Zone

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, March 15, 2026

Transplant Outdoors Sunday, May 24, 2026

Pro Tip: Start Asparagus seeds indoors 8 weeks before your last frost date, then transplant outdoors around Sunday, May 24, 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 Nunn?

Get your seeds now so they're ready by Sunday, March 15, 2026.

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🤝 Good Companions

TomatoAsterDillCorianderParsleyBasilComfreyMarigold

⚠️ Avoid Planting Near

OnionGarlicPotato

Other Plants for Nunn

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Growing Asparagus in Zone 5a

Asparagus (Asparagus officinalis) is a popular garden vegetable. In Nunn, Colorado, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 15, 2026.

Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Asparagus seedlings outdoors around Sunday, May 24, 2026, about 2 weeks after your last frost date.