Botanical Name: Ipomoea purpurea
Hardiness: Perennial in USDA zones 10 and warmer; usually grown as an annual
Plant Dimensions: 8'–10' tall
Variety Information: 2"–3" across, rich royal purple petals marked with a vivid, almost incandescent ruby star, and a pinkish-white throat
Exposure: Full sun
Bloom Period: Summer to frost
Attributes: Attracts Pollinators, Deer Resistant
When to Sow Outside: RECOMMENDED: 1 to 2 weeks after your average last frost date. Plants started too early outside will end up less vigorous than plants started when warmer.
When to Start Inside: 4 to 6 weeks before transplanting outside. Sow into a biodegradable pot that can be directly planted in the ground to avoid disturbing roots.
Days to Emerge: 5–15 days
Seed Depth: ½"
Seed Spacing: A groupf of 3 seeds every 6"–12"
Thinning: When 2" tall, thin to 1 every 6"–12"