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Radicchio
vegetable
Italian chicory with striking red-and-white heads. Best flavor after a light frost. Start for fall harvest to form the tightest, most beautiful heads.
At a glance
- USDA Zones
- 4–9
- Sun
- Full sun (6+ hrs)
- Water
- Medium — water when top inch of soil is dry
- Soil
- loam
- pH
- neutral
- Spacing
- 12 in. between plants
- SFG per sq ft
- 1 plant per 1-ft cell
- Days to maturity
- ~80 days
Planting & harvest windows
Northern Hemisphere timing. Adjust ±4–6 weeks based on your last/first frost dates.
| Activity | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Plant | ||||||||||||
| Harvest |
Plant Harvest
Good companions
- 🥕
- 🔴
- 🥬
Recommended varieties
- Chioggia80 daysseed
Classic round red head with white veins — the standard type.
- Treviso80 daysseed
Elongated torpedo head with deeper, more complex bitterness.
- Castelfranco85 daysseed
Variegated cream with red speckles — milder and more tender.
Add Radicchio to your raised bed — the planner handles spacing and companion warnings automatically.
Open the planner →