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Filtering by: Subject Yellow starthistle -- Control -- Oregon Remove constraint Subject: Yellow starthistle -- Control -- Oregon Non-Academic Affiliation Oregon State University. Extension Service Remove constraint Non-Academic Affiliation: Oregon State University. Extension Service

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  • Yellow starthistle, Centaurea solstitalis

    Creator:
    Oregon State University. Extension Service
    Abstract:
    Yellow starthistle, a native of the Mediterranean region, arrived in this country in 1869 as a contaminant in alfalfa seed. It is a strong invader of disturbed areas, rangelands, and roadsides and thrives in areas of summer drought. A yellow starthistle invasion will reduce biodiversity by choking out native plants....
    Resource Type:
    Technical Report
    Full Text:
    biological control insects have been released in the United States for yellow starthistle control: • The

  • Yellow starthistle [1977]

    Creator:
    Zimmerman, Martin (Martin Joseph) and Hepworth, Homer M.
    Abstract:
    Published August 1977. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
    Resource Type:
    Technical Report
    Full Text:
    , 2,4-D will control yellow starthistle and other broadleaf weeds. In pastures, use 2,4-D as di- rected