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  2. Packera aurea - Wikipedia

    en.wikipedia.org/wiki/Packera_aurea

    Packera aurea (formerly Senecio aureus), commonly known as golden ragwort or simply ragwort, is a perennial flower in the family Asteraceae.. It is also known as golden groundsel, squaw weed, life root, golden Senecio, uncum, uncum root, waw weed, false valerian, cough weed, female regulator, cocash weed, ragweed, staggerwort, and St. James wort.

  3. Senecio madagascariensis - Wikipedia

    en.wikipedia.org/wiki/Senecio_madagascariensis

    Senecio madagascariensis, also known as Madagascar ragwort, [3] is a species of the genus Senecio and family Asteraceae that is native to Southern Africa. Other common names include Madagascar groundsel and fireweed. [3] It has been included on the noxious weeds list for Hawaii [4] and the reject list for Australia. [5]

  4. HRAC classification - Wikipedia

    en.wikipedia.org/wiki/HRAC_classification

    The Herbicide Resistance Action Committee (HRAC) classifies herbicides by their mode of action (MoA) to provide a uniform way for farmers and growers to identify the agents they use and better manage pesticide resistance around the world. [1] [2] It is run by CropLife International [3] in conjunction with the Weed Science Society of America ...

  5. Jacobaea vulgaris - Wikipedia

    en.wikipedia.org/wiki/Jacobaea_vulgaris

    Flowering plant with cinnabar moth caterpillars. Ragwort is a food plant for the larvae of Cochylis atricapitana, Phycitodes maritima, and Phycitodes saxicolais. Ragwort is best known as the food of caterpillars of the cinnabar moth Tyria jacobaeae. They absorb alkaloids from the plant and become distasteful to predators, a fact advertised by ...

  6. Ragwort Control Act 2003 - Wikipedia

    en.wikipedia.org/wiki/Ragwort_Control_Act_2003

    The Ragwort Control Act 2003 (c 40) is an Act of the Parliament of the United Kingdom. It creates guidance as a Code of Practice on Ragwort Control, [ 5 ] but does not force control, create a responsibility to control or make growing the plant a criminal offence.

  7. Botanophila seneciella - Wikipedia

    en.wikipedia.org/wiki/Botanophila_seneciella

    Botanophila seneciella, the ragwort seed fly or ragwort seed head fly, is a fly species in the family Anthomyiidae. Larvae feed within seed heads of Jacobaea vulgaris (the tansy ragwort), often destroying all of the developing seeds. [4] It is also found feeding on Senecio vulgaris (the groundsel). These flies originated in France. [5]

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