SafePlants

Tall Thimbleweed (Anemone virginiana)

Tall Thimbleweed, also known as Tall Anemone, is a graceful wildflower native to much of eastern North America. It belongs to the buttercup family (Ranunculaceae) and is recognizable by its unique, single flower atop a long stem, which develops into a thimble-shaped seed head.

Considerations for Pets

• Many members of the Ranunculaceae family are known to have hazards, although no specific mention has been seen for this species.

Considerations for Children

• Many members of the Ranunculaceae family are known to have hazards, although no specific mention has been seen for this species.

Common Names

• Tall Thimbleweed
• Tall Anemone
• Thimbleweed
• Virginia Anemone

Taxonomy and Nomenclature

• Scientific Name: Anemone virginiana L.
• Family: Ranunculaceae (Buttercup Family)
• Genus: Anemone
• Species: virginiana
• Synonyms: Anemone virginica (misspelling)
• Another similar species is Anemone cylindrica (Long-headed Thimbleweed).

Distribution and Habitat

• Native to much of eastern North America, including the Ozark region.
• Commonly found along forest edges and in sparse woodlands.
• Can grow in deep shade but is more often found in partial shade.
• Occurs in rocky or dry open woods or wooded slopes.

Morphology and Growth Habits

• Herbaceous perennial plant.
• Grows 30–80 centimetres (12–31 inches) tall, sometimes taller in the wild, up to around three feet.
• Forms lush mats of upright, palm-shaped foliage.
• Has upright, leafless, airy stems.
• Flowers have 5 pointed greenish-white petals and numerous stamens.
• The "thimble" fruiting cluster is shorter, about twice as long as wide.
• Basal leaves have long stalks, divided into 3 lobes.
• Leaves are attached to the stem.

Quirky Facts

• The name "thimbleweed" comes from the thimble-shaped dome of fruits that are densely packed at the center of the flower.
• Despite the name, Anemone virginiana (Tall Thimbleweed) can be shorter than similar species like Anemone cylindrica.

Additional Information

• Tall Thimbleweed is considered low maintenance and not as aggressively spreading as exotic anemones.
• It is shade and drought tolerant.
• It is a good choice for cottage and rock gardens.

Resources

• Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution of Anemone virginiana.
• Dave's Garden: A community website for gardeners to share tips and ideas.