Wild Blue Phlox (Phlox divaricata)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Wildflowers

Wild Blue Phlox
Phlox divaricata

Wild Blue Phlox
Wild Blue Phlox
 
Features
Blue flowers with five petals. 
 
Culture
Partial to full shade; moist, well drained soils.  
 
Mature Height
12-18 Inches
 
Native To:
Illinois
Indiana
Iowa
Michigan
Missouri
Ohio
Wisconsin
 
USDA Hardiness Zone
4 - 8 
 
Bloom Color
Blue
 
 
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, but powdery mildew can occur.

 
Additional Notes
Found in rich open woods.