Aster novi-belgii, New York Aster

New york aster
Aster novi-belgii, Symphyotrichum novi-belgii

Hardiness: Zones 4 to 8
Plant type: Herbaceous perennial
Height: 3- 4'
Spread: 2- 3'
Sun: Full sun
Water: Medium to wet
Bloom time: August to October
Bloom color: Violet blue or pink to white
Soil: Clay-based, moist, organically rich soils, loamy, average well-draining soils.

Notes: Host to Silvery Checkerspot butterfly and Pearl Crescent butterfly.

More information on this plant here.