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When to Plant Radicchio in Lake Benton, Minnesota (56149)

Location

Lake Benton, Minnesota

ZIP Code

56149

USDA Zone

4b

Last Frost

Tuesday, May 5, 2026

📅 Planting Calendar

Start Seeds Indoors Tuesday, April 7, 2026
Transplant Outdoors Tuesday, April 21, 2026

Pro Tip: Start Radicchio seeds indoors 4 weeks before your last frost date, then transplant outdoors around Tuesday, April 21, 2026.

🌿 Plant Details

Scientific Name Cichorium intybus
Days to Maturity 80 days
Mature Height 6-12"
Spread 10"
Type Head
Fruit Size Small-Medium (fist-sized head)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (keep moist)

↔️

Spacing

10" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 5-10 days

Ready to Plant Radicchio in Lake Benton?

Get your seeds now so they're ready by Tuesday, April 7, 2026.

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🤝 Good Companions

CarrotRadishLettuce

Other Plants for Lake Benton

Growing Radicchio in Zone 4b

Radicchio (Cichorium intybus) is a popular garden vegetable. In Lake Benton, Minnesota, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, April 7, 2026.

Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Radicchio seedlings outdoors around Tuesday, April 21, 2026, about -2 weeks after your last frost date.