Purple Trillium (Trillium erectum)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Wildflowers

Purple Trillium
Trillium erectum

Purple Trillium
Purple Trillium
 
Features

Maroon or purple flowers with three petals; leaves in threes.

 
 
Culture
Partial to full shade; consistently moist soils. 
 
Mature Height
8-18 Inches
 
Native To:
Illinois
Indiana
Michigan
Ohio
 
USDA Hardiness Zone
3 - 7 
 
Bloom Color
Purple
 
 
Bloom Season
April - June
 
Soil Conditions
Moist, Well-Drained
 
 
Exposure/Light Requirements
Full Shade
Partial Sun/Shade
 
 
Pests and Problems

Environmental Damage


Additional pests and problems that may affect this plant:

No serious insect or disease problems.
 
Additional Notes
Found in woods. Badly scented. Endangered in Illinois.