Melinda Myers

Cosmos

Botanical Name

Cosmos bipinnatus

Hardiness

Half hardy annual

Height

12 to 72 inches

Width

12 to 24 inches

Flowers

Summer till frost: red, rose, pink, purple

Light

Full sun

Soil

Well-drained

Planting & Care

• Space plants 12 inches apart
• Avoid over fertilizing - results in no blooms and floppy plants
• Heat and drought tolerant

Problems

Aphids, bacterial wilt, aster yellows, Japanese beetles

Varieties

• Sea Shells - fluted petals, 36"
• Sonota - dwarf, 20"