Definition of senecio in US English:



  • A plant of a genus that includes the ragworts and groundsels. Many kinds are cultivated as ornamentals and some are poisonous weeds of grassland.

    Genus Senecio, family Compositae

    • ‘Another garden has a towering eryngium, variegated agapanthus, cotoneaster, the bottle brush tree, senecio, a red leafed Trachelospermum and a cotinus - a wonderful contrast of shades and shapes.’
    • ‘A square pewter container was next, containing black dogwood stems, large green chrysanthemums, white lilies, the palest green flowers surrounded by senecio and rosemary, and yellow cymbidium orchids cascading over the edge.’
    • ‘Prune grey-leaved shrubs such as artemisia, lavender, sage and senecio to new shoots within 10 cm of the base.’
    • ‘In the Youngs' garden, bluish senecio grows beneath a gray-blue pindo palm.’
    • ‘Plant up your pots, containers and window boxes with evergreen foliage plants such as senecio, ivy and skimmia to give you winter interest.’


Modern Latin, from Latin, literally ‘old man, groundsel’, with reference to the hairy white fruits.