Joe Pye Weed (Eupatorium purpureum)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers


Joe Pye Weed
Eupatorium purpureum

Very large and imposing plant that can take on shrub like qualities. Good for very large spaces. 
Prefer a full sun site in soils that retain some moisture. 
Mature Height
6-8 Feet
USDA Hardiness Zone
2 - 9 
Bloom Color
Bloom Season
July - September
Soil Conditions
Moist, Well-Drained
Exposure/Light Requirements
Full Sun
Foliage Color
Pests and Problems

Environmental Damage

Additional pests and problems that may affect this plant:

none serious
Additional Notes

A smaller version of Joe Pye Weed can be found in Eupatorium maculatum 'Gateway'. this form grows to about 4-6 feet tall and good for smaller spaces.

Very large flower heads in late summer that attract butterflies.

soils that retain some moisture provide the best conditions for best looking foliage.

May take 2-3 years for plant to reach maturity. Can prune back in June for shorter more compact plants.


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