Cosmos Seeds – Chocolate Cosmos

Grow the unique and elegant Chocolate Cosmos (Cosmos atrosanguineus), a rare perennial flower admired for its deep burgundy petals and subtle chocolate-like fragrance. Native to Mexico, this plant adds a luxurious touch to any garden with its velvety blooms and striking color. Ideal for borders, containers, and cut-flower arrangements, Chocolate Cosmos brings sophistication and charm to your outdoor space.

Features:

• Botanical Name: Cosmos atrosanguineus

• Common Name: Chocolate Cosmos

• Plant Type: Perennial flowering plant

• Flower Color: Deep burgundy to dark maroon

• Fragrance: Mild, sweet, chocolate-like scent

• Height: 18–30 inches tall

• Spread: 12–18 inches wide

• Bloom Time: Mid-summer to early fall

• Growth Habit: Upright, clump-forming

• Sun Exposure: Full sun

• Soil Type: Well-drained, moderately fertile soil

• Water Requirements: Low to moderate (tolerant of dry conditions once established)

• Maintenance: Low; deadhead spent blooms to encourage more flowers

• Ideal For: Garden borders, cottage gardens, containers, and pollinator gardens

• Pollinator Friendly: Attracts bees and butterflies

Specifications:

• USDA Hardiness Zones: 7–10

• Planting Season:

  • Indoors: Start seeds 6–8 weeks before the last frost (February–April depending on region)

  • Outdoors: Transplant after danger of frost has passed (April–June)

• Germination Time: 14–21 days

• Germination Temperature: 70–75°F (21–24°C)

• Light Requirement: Full sun for best flowering

• Blooming Season: June to October

• Best Growing Regions: Southern and coastal United States, including parts of California, Texas, and Florida

• Planting Depth: 1/8 inch deep

• Spacing: 12–18 inches apart