
Plant Library

Aster Smooth Blue
Common Name: Aster
Botanical Name: Symphyotrichum
Variety: Smooth Blue
Blossom Color: Blue
Bloom Time: Aug-Oct
Zone: 3 to 9
Exposure: Sun or Part Shade
Mature Height: 4'
Mature Width: 18-24"
Notes: Smooth Blue Aster has beautiful blue flowers thoughout the fall and smooth leaves with blue-tinted stems throughout the summer. Attracts many different pollinators and is the larval host for the Silvery Checkerspot and Pearl Crescent butterflies.