Smooth Aster         Aster Laevis L.

Other Name: Smooth Blue Aster

 


Description: The Smooth Aster is a warm-season perennial reaching a height up to one meter or more. It is a member of the Compositae, or aster family. Smooth Aster has a short rhizome root system.

 

Leaf: The alternate, blue-green, lanceolate leaves are smooth and entire. The basal leaves have petioles while the upper leaves clasp the smooth, erect stem.

 

Flower: The heads are numerous, with 15 to 30 blue or violet rays. The heads are up to 2.5 cm broad.

 

Blooming months: Early September - early October

 

Stem: Up to 1 m tall, with a distinctive bluish green cast.   

 

 

 

 

 

 

 

 

 

 

 

Discussion: The Smooth Aster takes easily to cultivation. It is a showy member of a wild garden. Asters were used by the Shakers in pioneer times to treat skin problems.

 

Distribution:  The Smooth Aster is found in moist or dry prairies, and in woods. Aster is distributed from Maine to Saskatchewan, south to Kansas, Louisiana, and Georgia.

 

Native or Introduced to Illinois: Native

 

Location: N41048.677’ W089040.972’

 

Copyright: © 2004 Nancy Trainor, Challand Middle School, Sterling, Illinois

                                ntrainor@sterlingschools.org

References:

Keller, Carolyn. Prairie Plants of Whiteside County, Whiteside IL County Natural Area Guardians, 1991.

Ladd, Doug. Tallgrass Prairie Wildflowers, The Nature Conservancy, 1995.

Peterson, Roger Tory. Wildflowers Northeastern/North Central North America, Houghton Mifflin Company, Boston, 1968.

Mohlenbroch, Robert H., and John W. Voigt. Prairie Plants of Illinois, Department of Conservation.

http://plants.usda.gov/

 

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