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Late Purple Aster

Symphyotrichum patens

Other common name(s):

Spreading Aster, Late Blooming Aster, Late Purple American-Aster, Clasping Aster

Family:

Asteraceae (Aster Family)

Plant Ecoregion Distribution Map

Cross Timbers, East Central Texas Plains, Edwards Plateau, Gulf Coast Prairies and Marshes, Texas Blackland Prairies, Western Gulf Coastal Plain
Broken Red Plains
Carbonate Cross Timbers, Eastern Cross Timbers, Grand Prairie, Western Cross Timbers
Bastrop Lost Pines, Floodplains and Low Terraces2, Northern Post Oak Savanna, Northern Prairie Outliers, San Antonio Prairie, Southern Post Oak Savanna
Balcones Canyonlands
Northern Humid Gulf Coastal Prairies
Floodplains and Low Terraces1, Northern Blackland Prairie, Southern Blackland Prairie
Flatwoods, Floodplains and Low Terraces3, Pleistocene Fluvial Terraces, Red River Bottomlands, Southern Tertiary Uplands, Tertiary Uplands

Plant Characteristics

Growth Form

Herbaceous

Height

2
to
4
ft.

Spread

2
to
3
ft.

Leaf Retention

Deciduous

Lifespan

Perennial

Habitat and Care Requirements

Soil Type(s)

Sand, Rocky, Well Drained, Moist, Dry, Saline

Light Requirement

Sun, Part Shade

Water Requirement

Low, Medium

Native Habitat

Grassland, Woodland, Variable

Bloom and Attraction

Bloom Color

Purple

Bloom Season

Summer, Fall

Seasonal Interest

Nectar

Wildlife Benefit

Butterflies

Maintenance

Easily grown in average, dry to medium, well-drained soil in full sun to part shade. Good in rock gardsens. No serious insect problems, but good air circulation helps reduce incidence of foliar diseases.

Comments

Blooms August-December. An upright plant that typically grows on slender, hairy stems. Flowers are 1 inch daisy-like asters, with blue to violet rays and yellow centers. Flowers appear singly at the end of stems. Oval to oblong leaves, approx 2″ long, are rough-textured and hairy and clasp the stems. Flowers are attractive to butterflies.

References

1) https://www.wildflower.org/plants/result.php?id_plant=SYPA11; 2) https://www.itis.gov/servlet/SingleRpt/SingleRpt; 3) http://bonap.net/TDC/Image/Map?taxonType=Species&taxonId=4497&locationType=County&mapType=Normal; 4) https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=k890; 5)

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Contact a local Chapter

State Office Phone: 830.997.9272

State Office Address:
Native Plant Society of Texas
PO Box 3017
Fredericksburg, TX 78624

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