Globe Thistle (Echinops ritro)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers


Globe Thistle
Echinops ritro

Unique blue-gray foliage and steel blue globe shaped flowers. Foliage looks like thistle. Foliage offers dramatic contrast in the garden.  
Prefers well-drained soil in a full sun location 
Mature Height
2-4 Feet
USDA Hardiness Zone
3 - 8 
Bloom Color
Bloom Season
July - August
Soil Conditions
Moist, Well-Drained
Exposure/Light Requirements
Full Sun
Foliage Color
Pests and Problems

Environmental Damage

Fungal Disease

Additional pests and problems that may affect this plant:

Powdery mildew
Additional Notes
Drought tolerant once established. Very light shade during the hot part of the day may help retain good foliage quality. May reseed and spread. Needs very well-drained soil to overwinter successfully.


Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic