The author treats this as a friendly weed. Pull them if where there is something more desirable. Back of a wildflower garden in a casual setting. Gro , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, Reseeds overly enthusiastically and may become weedy as the year progresses. , Habitat, Ruderal, disturbed hammocks. , Did You Know?, Showy flowers, Interesting foliage

Natural landscapes including meadows and butterfly gardens. , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Considertions, Purple thistle is a thorny plant - be very careful when handling. , Wildlife, The seeds are rich in oil, an important food source for seed-eating birds. , Habitat, Coastal plain, edges of salt marshes, pinewoods, prairies and disturbed areas. , Did You Know?, Showy flowers, Interesting foliage, Thorns Larval host to little metalmark (Calephelis virginiensis) and painted lady (Vanessa cardui) butterflies. N