Cosmos (Cosmos bipinnatus)

An easy care annual that offers colorful flowers all summer, lacy foliage and attracts butterflies and birds. Useful as a cutting garden plant, or in a wild meadow garden. Self seeds freely.

  • Exposure: Full Sun
  • Mature Height: 12 - 24 Inches
  • Soil Conditions: Moist, Well-Drained
  • Bloom Color: Pink, White, Red, Yellow
  • Bloom Season: June - October
  • Hardiness: Tender Annual
  • Size: Medium, Tall
Caring for Cosmos
  • Full sun with soils that are well-drained and low fertility.
  • Keep flowers deadheaded for continual bloom.
  • Support may be needed for taller cultivars or plant close so they support each other.
  • Very successful when directly sown into the garden.
  • Overfertilization and overwatering can lead to plants that have fewer flowers.