Quick facts and care essentials
Annuals and perennials
• Full sun or partial shade
• Moderate watering
Showy daisylike flowers nod above lacy foliage from summer through fall. Plants are fast growing, with heights ranging from 2 to 7 feet; tall sorts are good for background planting. C. bipinnatus has flowers in white, bicolors, and shades of pink, lavender, purple, and crimson. C. sulphureus, called yellow cosmos, has bold yellow to deep orange blossoms. Both species grow best in soil that is dry and not very fertile. Space 1 foot apart.