Trachelium caeruleum Corine Lilac | Throatwort

Trachelium caeruleum Corine Lilac | Throatwort

Trachelium caeruleum Corine Lilac is a high-performing variety known for its stunning lilac-purple, star-shaped flowers arranged in well-formed umbels. As part of the Corine series, this variety stands out for its uniform growth, excellent branching, and fast bud formation. Unlike other varieties that struggle in darker, cooler conditions, Corine Lilac thrives, making it an excellent choice for year-round production.

Key Features:

• Lilac-Purple Blooms: Beautiful, delicate star-shaped flowers in well-shaped umbels.
• Uniform Growth: Reliable, even development with strong stems.
• Fast Bud Formation: Flowers quickly, even in low-light and cooler conditions.
• Extended Production Season: Can be grown almost year-round, performing best in autumn and winter plantings.
• Versatile Use: Ideal for both cut flower production and garden displays.

Growing Information:

• Scientific Name: Trachelium caeruleum
• Cultivation Location: Greenhouse
• Plant Density: 24-86 plants per m²
• Sowing Period: Autumn and early winter
• Cultivation Temperature: Cool to warm
• Time to Young Plant: 8-12 weeks
• Time to Maturity: 16-26 weeks
• Days to Germination: 10-14 days at 18-22°C

Sowing & Cultivation:

• Starting Material: Pelleted seed
• Sowing Method: Sow 1 seed per plug in a 288-cell tray. No covering is required.
• Sowing Media: Well-drained, sifted, loose soil with a pH of 6.0 and 0.5-0.9 EC.
• Fertilization: Start with 1.0 EC ms/cm, alternating between calcium nitrate and potassium nitrate. Stop nitrogen fertilization in the last 4 weeks of cultivation.
• Watering: Keep soil evenly moist but avoid overwatering.
• Transplanting: Move seedlings to larger containers when true leaves appear (approximately 6 weeks after sowing).
• Pinching (Optional): Pinch plants 2–3 weeks after planting, between the second and third leaf pair, to encourage bushier growth and more flowering stems.
• Spacing: Space plants 24-30 cm apart for optimal airflow and development.

Harvesting & Storage:

• Harvest: Cut flowers when 70-80% of the blooms in the cluster are open for the best vase life.
• Storage Temperature: 2-5°C for freshness preservation.
• Vase Life: 7-10 days

Additional Details:

• Light Preference: Full sun to part shade
• Plant Height: 75-90 cm
• Stem Length: 75-90 cm
• Hardiness Zones: 5-9 (Annual in most climates)
• Soil Requirements: Well-drained, fertile soil with neutral to slightly acidic pH

Uses:

Perfect for cut flower production, floral arrangements, and garden borders. The elegant lilac-purple blooms add a refined and sophisticated touch to any bouquet, making them a preferred choice for florists and growers.

Trachelium caeruleum Corine Lilac is a premium selection for those seeking a high-quality, uniform variety that flourishes in cooler conditions, ensuring steady flowering even in challenging seasons.