Botanical Name: Cobaea scandens
Hardiness: Perennial in USDA zones 9 and warmer, otherwise grown as an annual. Established plants will withstand light frost.
Plant Dimensions: 24"-36" wide and 10'-70' tall, climbing vine
Variety Information: 2" bell-shaped flowers open pale green and mature to violet purple.
Exposure: Full sun to part shade
Bloom Period: Midsummer to frost
Attributes: Good for Containers
When to Sow Outside: 1 to 2 weeks after your average last frost date, and when soil temperatures are warm.
When to Start Inside: Recommended in cold climates. 6 to 8 weeks before your average last frost date. Ideal soil temperature for germination is 70°-75°F.
Days to Emerge: 10–30 days
Seed Depth: ¼"–½"
Seed Spacing: A group of 3 seeds every 24"–36"
Thinning: When 1" tall, thin to 1 every 24"–36"