Radicchio
Cichorium intybus
Forced or headed red chicory types (Chioggia, Treviso). Same species as the blue-flowered roadside chicory, different cultivar path. Bitter, tight heads.
GROW → HARVEST → EAT → DRY → POWDER → CAPSULE → GUMMY — forms are not equivalent. Food first.
Identity
What it is
Forced or headed red chicory types (Chioggia, Treviso). Same species as the blue-flowered roadside chicory, different cultivar path. Bitter, tight heads.
Edible portions
- heads
Absence of a portion from this list means it is not treated as food here — not that every other part is toxic.
Growing
- Climate. Cool-season
- Light. Full sun
- Soil. Rich, even moisture
- Planting. Fall crop in many regions. Heat = loose and extra bitter.
- Harvest. Firm colored heads.
Preparation and culinary uses
- Grill to tame bitterness, risotto, salad with fat and acid
Next steps
Sources
- USDA PLANTS Database — taxonomy and range (verify current entries)
- No USDA FoodData Central nutrient profile is attached here. That is not a claim that the plant contains no nutrients.
- State cooperative extension growing guides — verify for your region
Honest incompleteness is preferred to fabricated completeness. If a section is missing, no record for it is attached here — not a claim that the plant lacks that characteristic, and not that it was omitted as a secret.
Internal quality class B. Good foundation: enough unique information to exist as its own destination.