Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:
Packera plattensis (Prairie groundsel)
Reveal, James L.

Packera plattensis

Packera plattensis (Nutt.) W.A. Weber & Á. Löve

Prairie Groundsel, Prairie Ragwort

Asteraceae (Aster Family)

Synonym(s): Senecio plattensis, Senecio pseudotomentosus

USDA Symbol: PAPL12

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

Biennial or short-lived perennial, occasionally spreading by stolons to form colonies. Stems usually single and branching above, 1-2 ft. tall. The large basal leaves, small upper stem leaves and stem are densely pubescent. The plant is topped by clusters of yellow, aster-like flowers.


From the Image Gallery

13 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Biennial
Habit: Herb
Size Notes: Up to about 2 feet tall.
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: Apr , May , Jun


USA: AR , AZ , CO , IA , IL , IN , KS , KY , LA , MI , MN , MO , MT , NC , ND , NE , NM , OH , OK , PA , SD , TN , TX , VA , VT , WI , WV , WY
Canada: BC , MB , NT , ON , QC , SK
Native Distribution: PA & s. Ont. to Sask. & s.c. MT, s. to LA, TX & KS
Native Habitat: Dry prairies; roadsides

Growing Conditions

Light Requirement: Sun , Part Shade , Shade
Soil Moisture: Dry
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
Soil Description: Dry soils.


Commercially Avail: yes

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


Record Modified: 2022-12-30
Research By: TWC Staff

Go back