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Euthamia graminifolia (Flat-top goldentop) | NPIN

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Euthamia graminifolia (Flat-top goldentop)
Smith, R.W.

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 1-4 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.


Plant Characteristics

Duration: Perennial
Habit: Herb
Size Class: 3-6 ft.

Bloom Information

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


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.
Conditions Comments: Not Available

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.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

Find Seed or Plants

View propagation protocol from Native Plants Network.

From the National Suppliers Directory

According to the inventory provided by Associate Suppliers, this plant is available at the following locations:

Edge of the Woods Native Plant Nursery - Orefield, PA
American Native Nursery - Quakertown, PA
Toadshade Wildflower Farm - Frenchtown, NJ

Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

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: 2014-03-31
Research By: TWC Staff

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© 2014 Lady Bird Johnson Wildflower Center