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Euthamia graminifolia (Flat-top goldentop)
Brundage, Stephanie

Euthamia graminifolia

Euthamia graminifolia (L.) Nutt.

Flat-top Goldentop, Grass-leaved Goldenrod

Asteraceae (Aster Family)


USDA Symbol: EUGR5

USDA Native Status: L48 (N), CAN (N), SPM (N)

The 1-5 ft., branched stems, bearing long, narrow, grass-like leaves, are topped by flat, open clusters of small, yellow flowers. Flat-top goldentop spreads by rhizomes to form colonies.

The flat-topped floral arrangement and narrow leaves of this Goldenrod are distinctive. Slender Fragrant Goldenrod (E. caroliniana) has grass-like leaves with tiny resin dots and only one rib or vein.


From the Image Gallery

28 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Size Notes: Up to about 5 feet tall, often shorter.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jul , Aug , Sep , Oct


USA: AL , CO , CT , DC , DE , FL , IA , IL , IN , KY , LA , MA , MD , ME , MI , MN , MO , MS , MT , NC , ND , NH , NJ , NM , NY , OH , OK , PA , RI , SC , SD , TN , VA , VT , WA , WI , WV , WY
Canada: AB , BC , MB , NB , NL , NS , NT , ON , PE , QC , SK
Native Distribution: Que. to MD, w. to ND, KS & rarely to OK
Native Habitat: Damp to drier thickets; open areas

Growing Conditions

Light Requirement: Sun
Soil Moisture: Moist
Soil Description: Moist, average soils.

Value to Beneficial Insects

Special Value to Native Bees
Supports Conservation Biological Control

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.


Description: Seed germination may be increased with cold-moist stratification, but this pre-treatment is not absolutely necessary. Rhizome clumps can be divided while the plant is dormant.
Commercially Avail: yes

Find Seed or Plants

View propagation protocol from Native Plants Network.

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Euthamia graminifolia in USDA Plants
FNA: Find Euthamia graminifolia in the Flora of North America (if available)
Google: Search Google for Euthamia graminifolia


Record Modified: 2022-12-27
Research By: TWC Staff

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