Photo by Melody

PlantFiles: White Panicle Aster
Symphyotrichum lanceolatum

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Symphyotrichum (sim-fy-oh-TRY-kum) (Info)
Species: lanceolatum (lan-see-oh-LAY-tum) (Info)

Synonym:Symphyotrichum lanceolatum subsp. lanceolatum
Synonym:Aster lanceolata
Synonym:Aster simplex
Synonym:Aster tenuifolius var. ramosissimus
Synonym:Symphyotrichum simplex

3 members have or want this plant for trade.


24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Unknown - Tell us

Unknown - Tell us

Sun Exposure:
Full Sun
Sun to Partial Shade


Bloom Color:
White/Near White

Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall


Other details:
May be a noxious weed or invasive
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Soil pH requirements:
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information:

Propagation Methods:
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors

Seed Collecting:
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored

Click thumbnail
to view:

By KSBaptisia
Thumbnail #1 of Symphyotrichum lanceolatum by KSBaptisia

By KSBaptisia
Thumbnail #2 of Symphyotrichum lanceolatum by KSBaptisia


No positives
No neutrals
1 negative

Gardeners' Notes:

Negative salix_man On Oct 6, 2012, salix_man from Barberton, OH wrote:

This plant is one of the most invasive plants that I have. It spreads by long roots as well as seeds, It is susceptible to two applications of glysophate


This plant has been said to grow in the following regions:

Hinsdale, Illinois
Beatrice, Nebraska
Patchogue, New York
Barberton, Ohio

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