Radicchio Seeds - Vegetable Plant for Home Gardens

Radicchio seeds produce cool-season leafy plants known for forming compact or semi-loose heads with firm leaves and a structured growth habit. These plants are adapted to mild and cooler climates and perform best when grown under consistent temperatures. Radicchio prefers fertile, well-drained soil and steady moisture to support uniform head development. It is commonly cultivated in garden beds and raised beds, where it can be grown during spring and fall growing periods.

Features

• Cool-season leafy crop with compact or semi-loose head formation
• Suitable for mild and cooler climates
• Grows well in garden beds and raised beds
• Requires consistent moisture for uniform development
• Adapts to fertile, well-drained soils

Specifications

• Scientific Name: Cichorium intybus var. foliosum
• Common Name (US): Radicchio
• Seed Type / Variety: Leafy chicory variety
• Growth Habit: Compact, head-forming annual plant
• USDA Zones: 4–9 (grown as annual)
• Planting Season: Early spring and late summer
• Growing Season: Spring and fall (cool season)
• Sowing Season: February to April (spring); August to September (fall)
• Germination Time and Conditions: 7–14 days at 15–22°C with consistent moisture
• Sunlight Requirements: Full sun to partial shade
• Soil Requirements: Well-drained, fertile loamy soil
• Watering Needs: Moderate, regular watering
• Mature Plant Size: 20–30 cm height; 20–30 cm spread
• Plant Spacing: 20–30 cm between plants