Pityopsis graminifolia (Michx.) Nutt.
Narrowleaf Silkgrass, Golden Aster
Asteraceae (Aster Family)
USDA Symbol: PIGR4
Silvery, grass-like leaves, to 1 ft. long, are topped by 2 in. clusters of bright-yellow, daisy-like flowers on 2-1/2 ft. stems.
This is a tough, vigorous, evergreen ground cover that does poorly only if soils are too rich and damp.
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Plant CharacteristicsDuration: Perennial
Leaf Retention: Semi-evergreen
Leaf Shape: Linear
Size Notes: Up to about 30 inches tall.
Flower: Flowers 1 inch wide
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom InformationBloom Color: Yellow
Bloom Time: Aug , Sep , Oct , Nov
Bloom Notes: Will bloom better the more sun it gets.
DistributionUSA: AL , AR , DE , FL , GA , KY , LA , MD , MS , NC , OH , OK , SC , TN , TX , VA , WV
Native Distribution: Delaware to Ohio, south to Georgia, Texas, and Mexico.
Native Habitat: Dry, open sandy sites.
Growing ConditionsWater Use: Medium
Light Requirement: Part Shade
CaCO3 Tolerance: Medium
BenefitUse Ornamental: Silvery green, grass-like leaves and tendency to colonize make it useful as a foreground plant and a ground cover. Its bright, daisy-like flowers are most abundant in full sun.
Use Wildlife: Butterfly attractant.
Conspicuous Flowers: yes
Interesting Foliage: yes
Nectar Source: yes
PropagationPropagation Material: Root Division , Seeds
Maintenance: For neatness, cut back just before new leaves emerge, in February.
Find Seed or Plants
View propagation protocol from Native Plants Network.
National Wetland Indicator Status
Wildflower Center Seed BankLBJWC-1149 Collected 2007-12-06 in Montgomery County by Lady Bird Johnson Wildflower Center
BibliographyBibref 1620 - Gardening with Native Plants of the South (Reprint Edition) (2009) Wasowski, S. with A. Wasowski
Search More Titles in Bibliography
Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Research LiteratureReslit 162 - The Relationship between Soil Fertility and Fire-Stimulated Floral Induction in Two Populations of Grass-Leaved Golden Aster, Pityopsis graminifolia (1995) J. S. Brewer
Reslit 163 - Long-term population changes of a fire-adapted plant subjected to different fire seasons (2006) J. S. Brewer
Reslit 165 - Effects of Fire Season and Herbivory on Reproductive Success in a Clonal Forb, Pityopsis graminifolia (1994) J. S. Brewer and W. J. Platt
Reslit 524 - The evolution of fire-dependent flowering in goldenasters (Pityopsis spp.) (2005) A. K. Gowe and J. S. Brewer
Reslit 46 - Changes in understory vegetation and soil characteristics following silvicultural activities in a southeastern mixed pine forest (2007) J. K. Archer, D. L. Miller and G. W. Tanner
Reslit 1383 - Ornamental Landscape Performance of Native and Nonnative Grasses under Low-input Conditions (2009) M. Thetford, J. G. Norcini, B. Ballard and J. H. A...
Reslit 1861 - Geographic variation in flowering responses to fire and season of clipping in a fire-adapted plant (2008) J. S. Brewer
Reslit 2190 - Effects of Fire Season and Soil Fertility on Clonal Growth in a Pyrophilic Forb, Pityopsis graminifolia (Asteraceae) (1994) J. S. Brewer and W. J. Platt
Reslit 2212 - Effects of fire-generated gaps on growth and reproduction of golden aster (Pityopsis graminifolia) (1996) J. S. Brewer, W. J. Platt, J. S. Glitzenstein and ...
Reslit 2221 - Effects of Fire on Clonal Growth and Dynamics of Pityopsis graminifolia (Asteraceae) (1987) D. C. Hartnett
This information was provided by the Florida WIldflower Foundation.
Search More Titles in Research Literature
Additional resourcesUSDA: Find Pityopsis graminifolia in USDA Plants
FNA: Find Pityopsis graminifolia in the Flora of North America (if available)
Google: Search Google for Pityopsis graminifolia
MetadataRecord Modified: 2022-12-30
Research By: TWC Staff