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 the black and yellow warning colours.

Side Effects, Interactions and Toxicity of Ragwort. Most plant species in the genus Senecio are potentially poisonous, and ragwort is probably the one considered most dangerous. The herb contains a wide range of toxic pyrrolizidine alkaloids and cyclic diesters.

The plants, consisting of rounded, year-round, dark-green foliage 4 to 5 inches high, spread moderately fast to form an excellent ground cover. Flat-topped flower clusters appear in April and May 12 to 14 inches above the foliage.

Ragwort is the foodplant of the black-and-red cinnabar moth: sometimes its black-and yellow-barred caterpillars cover the plant, totally stripping the leaves. Common ragwort is a biennial, flowering in its second year from June to November.

Ragwort is a tall plant that grows to 90cm high and bears large, flat-topped clusters of yellow daisy-like flowers from July to October. Nineteen species of the Ragwort genus Senecio are …

Ragworts or groundsels have several common names, and separating the different species can be a little tricky. But members of genus Packera, with their bright yellow daisy-like flowers, are distinctive as a group. Seven species have been recorded in Missouri.

Ragwort is a UK native wildflower found throughout the country on grassland, sand dunes, pastures, verges and wasteland. It is a fantastic plant for wildlife, with more than 200 species of invertebrates recorded on it.

Nov 16, 2017 · Ragwort is mildly poisonous, but the taste of the plant is usually off-putting to livestock. That’s why it's not unusual to see horses in fields chomping on grass but leaving the ragwort – clever things.

Jul 20, 2022 · Learn how to care for Ligularia and grow a rich, lush garden of brilliant green foliage perfect for the hard to plant shade areas. The ragwort flower, or Ligularia, should not be confused with the toxic pasture weed ragwort, which is in the Senecio genus.

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.