Asters, Michaelmas Daisy or Starwort

Latin for "star" referring to the shape of the flowers.

Aster alpinus  
A. amellus Italian Aster
A. divaricatus  
A. x frikartii Frikart's Aster
A. hybridus Oregon Aster
A. novae-angliae New England Aster
A. novi-belgii New York Aster, Michaelmas Daisy
A. sedfolius  
A. thompsonii  
A. longolensis East Indies Aster
A. lateriflorus Calico Aster
A. yunnanensis Napsbury Aster

Species Height
in feet		 Flowers
Singles or
Clusters		 Flower
Season
A. alpinus ½-¾  Single Summer
A. amellus 2-2½ Single, Cluster Early Fall
A. divaricatus  1-2 Cluster Summer
A. x frikartii  2-3 Cluster   Early Fall
A. novae-angliae 4-6 Cluster Early Fall
A. novi-belgii  1-6 Cluster Early Fail
A. sedfolius  2-3 Cluster Fall
A. tataritus 3-6 Cluster Late Fall
A. thompsonii 1-3 Cluster Early Fall
A. longolensis 1-2 Single Summer

* Guides and Keys are from the book "Herbaceous Perennial Plants A Treatise on their Identification, Culture and Garden Attributes" by Dr Allan M. Armitage of the University of Georgia. Varsity Press, Athens, Georgia. 1989 ISBN 0-942375-00. More on Dr Armitage and his other books..

 
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