Symphyotrichum praealtus (Aster praealtus)

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Common Name: Willow Aster

Full to part sun, wet to medium moisture level; prefers fertile loamy soil.  3 ft. height, blooms in fall, blue flowers, spreads by rhizomes to form small to large colonies.

Germination Code:  C(30), D

Native Region:  ?

Attractive plant with abundant flowers. Can be aggressive in preferred habitat.  Attracts many kinds of insects including bees and butterflies and is larval food for some butterflies and moths.

Willow Aster - Symphyotrichum praealtus (Aster praealtus) 3
Photo Courtesy John Hilty http://www.illinoiswildflowers.info/
Willow Aster - Symphyotrichum praealtus (Aster praealtus)
Photo Courtesy John Hilty http://www.illinoiswildflowers.info/