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Senecio pseudoarnica (Seabeach senecio)
Weyand, Phyllis

Senecio pseudoarnica

Senecio pseudoarnica Less.

Seabeach Senecio, Seaside Ragwort

Asteraceae (Aster Family)



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

A stout, white-woolly stem, to 2 ft. tall, is lined with large, luxuriant foliage. The fleshy, oval leaves are green above & fuzzy white below. Terminal flower heads are few; each having yellow ligules surrounding a broad, yellow central disk.

The height of this plant is affected by its habitat.


From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Size Class: 1-3 ft.

Bloom Information

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


Canada: BC , NB , NL , NS , PE , QC
Native Distribution: Coastal AK to Vancouver I.; also Maritime Provinces
Native Habitat: Sandy or gravelly seashores & upper beaches

Growing Conditions

Light Requirement: Sun
Soil Description: Sandy, alkaline soils.
Conditions Comments: Height depends on habitat.


Description: Increase by division, stem or root cuttings, or seed.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

National Wetland Indicator Status

Status: FACU
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.

Additional resources

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


Record Modified: 2007-01-01
Research By: TWC Staff

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