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.