University of Illinois Extension
Directory of Wildflowers - University of Illinois Extension

Directory of Wildflowers

Skyblue Aster
Aster oolentangiensis, Aster azureus (Symphyotrichum oolentangiense)

Skyblue Aster
Skyblue Aster

Quick Profile

Exposure
Full Sun
Partial Sun/Shade
 
Mature Height
3 - 4 Feet
 
USDA Hardiness Zones
3 - 9 
 
Native To:
Illinois
Indiana
Iowa
Michigan
Missouri
Ohio
Wisconsin
 
Soil Conditions
Dry
Moist, Well-Drained
 
Bloom Color
Blue
 
Bloom Season
August - November
 

Features

Blue asters.

Culture

Full sun to partial shade; moist, well drained soils. Drought tolerant.

Notes

Found in prairies and savannas.