Thunbergia alata Seeds for Planting - Flower Plant

Thunbergia alata is a fast-growing ornamental climbing plant known for its bright, cheerful flowers with a distinctive dark central eye. It is widely grown in warm climates for vertical gardening, fences, pergolas, and decorative landscaping. The plant climbs easily on supports and produces continuous blooms throughout the warm season. It is popular in home gardens and container setups for its vibrant and long-lasting floral display.

Features

• Fast-growing ornamental climbing vine
• Bright flowers with dark central “eye”
• Ideal for trellises, fences, and pergolas
• Long blooming period in warm conditions
• Suitable for gardens and containers

Specifications

• Scientific Name: Thunbergia alata
• Common Name (US): Black Eyed Susan Vine
• Seed Type / Variety: Ornamental Flowering Vine
• Growth Habit: Annual/perennial climber (warm climates)
• USDA Zones: 9-11 (grown as annual in cooler zones)
• Planting Season: Spring to early summer
• Growing Season: Warm season
• Sowing Season: February to May
• Germination Time And Conditions: 10–21 days at 20–25°C
• Sunlight Requirements: Full sun to partial shade
• Soil Requirements: Well-drained, moderately fertile soil
• Watering Needs: Moderate, regular watering
• Mature Plant Size: Vine length 2–3 meters
• Plant Spacing: 30–45 cm between plants