Flowering Perennials: Characteristics and Culture

Globe thistle

  • Scientific name
    Echinops ritro
  • Height
    24 to 48 inches
  • Bloom period
    July to September
  • Color
    Blue
  • Light
    Full sun, semi-shade
  • Moisture
    Well drained
  • Soil
    Sandy loam, loam
  • Relative ease of care
    Easy
  • Remarks
    Tolerates poor soil. Replant every three to four years.