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Swamp Thistle Cirsium arvense

Other Common Name(s):

Other plants called Swamp Thistle:

Previously known as:

  • Carduus muticus
  • Cirsium muticum
Phonetic Spelling
SIR-see-um ar-VEN-see
Description

Foliage: Deeply lobed, elliptic to lanceolate leaves; tomentose below

Flower: Pink, deep lavender, or white flowers; bracts are tomentose without spines

Site: Prefers moist soil; sun to partial shade; wet meadows, swamps, bogs, moist woods

See this plant in the following landscape:
Cultivars / Varieties:
Tags:
#purple#white#sun#partial shade#lavender#perennial#fall interest#NC native#summer flowers#spring interest#wildflower garden
 
Cultivars / Varieties:
Tags:
#purple#white#sun#partial shade#lavender#perennial#fall interest#NC native#summer flowers#spring interest#wildflower garden
  • Attributes:
    Genus:
    Cirsium
    Species:
    arvense
    Family:
    Asteraceae
    Country Or Region Of Origin:
    Canada to U.S.A
  • Whole Plant Traits:
    Plant Type:
    Native Plant
    Perennial
    Wildflower
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Drainage:
    Moist
  • Flowers:
    Flower Color:
    Purple/Lavender
    White
    Flower Bloom Time:
    Fall
    Spring
    Summer
    Flower Description:
    Pink, deep lavender, or white flowers; bracts are tomentose without spines
  • Leaves:
    Leaf Shape:
    Elliptical
    Lanceolate
    Leaf Margin:
    Lobed
    Hairs Present:
    No
    Leaf Description:
    Deeply lobed, elliptic to lanceolate leaves; tomentose below
  • Stem:
    Stem Is Aromatic:
    No