Senecio flaccidus, formerly recorded as Senecio douglasii (in honor of the botanist David Douglas) member of the daisy family and genus Senecio also known as threadleaf ragwort (and threadleaf groundsel, bush senecio, creek senecio, shrubby butterweed, comb butterweed, smooth threadleaf ragwort, Mono ragwort, Douglas ragwort, Douglas groundsel, sand wash groundsel, felty groundsel, old man, yerba cana, squawweed or cenicillo) is a native of the southwestern Grea
Threadleaf Groundsel (Silver Groundsel) Senecio flaccidus
Approximate Size (Height x Width) 2’ X 2’
Deciduous or Evergreen Deciduous
Light Full Sun
Water Use Dry RW
Flowering and Fruiting Seasons Spring-Fall
Habitat Value Butterflies, bees
View our Backyard Refuge Plant List for more information about each category.