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*Centaurea jacea Linnaeus. Common name: Brown Knapweed. Phenology: Jun-Sep. Habitat: Roadsides, disturbed areas. Distribution: Native of Europe. This species is increasing rapidly in the VA Ridge and Valley. Reported for Alleghany County, NC (Poindexter, Weakley, & Denslow 2011).

Origin/Endemic status: Europe

Synonymy ⓘ: = C, F, FNA19, G, Il, K4, Mi, NE, NY, Oh3, Pa, SE1, Tat, Va; = Jacea pratensis Lam.; = n/a — RAB; > Centaurea jacea L. ssp. jacea — POWO, and likely other subspecies as well. Basionym: Centaurea jacea L. 1753

Links to other floras: = Centaurea jacea - FNA19

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FACU
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 9

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image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷

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Horticultural Information

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