Botanical Name: Cosmos bipinnatus
Family: Asteraceae
Native: Mexico and Arizona
Hardiness: Annual
Plant Dimensions: 3'–6' tall
Variety Information: 3"–4" blossoms of white with rose- to crimson-colored edges and striping
Exposure: Full sun
Bloom Period: Summer to frost
Attributes: Attracts Hummingbirds, Attracts Pollinators, Cut Flower, Drought Tolerant
When to Sow Outside: RECOMMENDED. 1 to 2 weeks after your average last frost date, and when soil temperature is at least 60°F.
When to Start Inside: 4 to 6 weeks before your average last frost date.
Days to Emerge: 5–10 days
Seed Depth: Barely cover
Seed Spacing: A group of 3 seeds every 12"
Thinning: When 1" – 2" tall, thin to 1 every 12"
Harvesting: For longest vase life, harvest in the morning and cut stems just as flower buds begin to open.