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When to Plant Radicchio in Zone 3A

USDA Zone

3A

Cities Covered

25

Avg Last Frost

Tuesday, May 25, 2027

Plant Type

Indoor Start

📅 Planting Calendar for Zone 3A

Start Seeds Indoors Tuesday, April 27, 2027
Transplant Outdoors Tuesday, May 11, 2027

Pro Tip: Start Radicchio seeds indoors 4 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Cichorium intybus
Days to Maturity 80 days
Sun Requirements Full Sun to Partial Shade
Plant Spacing 10" apart

🤝 Companion Plants for Radicchio

Good Companions

CarrotRadishLettuce
See the full companion planting guide for Radicchio →

Cities in Zone 3A

Other Plants for Zone 3A

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Growing Radicchio in USDA Zone 3A

Radicchio (Cichorium intybus) grows well in USDA Hardiness Zone 3A. This zone includes cities like Embarrass, Soudan, Tower and 22 more.

The average last frost date for Zone 3A is around Tuesday, May 25, 2027. For best results, start your Radicchio seeds indoors around Tuesday, April 27, 2027, then transplant outdoors around Tuesday, May 11, 2027.

Expect to harvest your Radicchio approximately 80 days after planting.