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Whorled Milkweed

Asclepias verticillata

Species from central and eastern North America Common name: Whorled Milkweed Photographed in Gillam Park at the Little R

Cluster of flowers on Asclepias verticillata (whorled milkweed). Taken 2013 Aug 18 in Pennsylvania, USA.

Asclepias verticillata, the whorled milkweed, eastern whorled milkweed, or horsetail milkweed, is a species of milkweed native to most of eastern North America and parts of western Canada and the United States.

Quick Facts

Scientific name Asclepias verticillata
Family Apocynaceae
Height 1-2 ft
Bloom time Jul-Sep
Sun Full sun
Moisture Dry
Soil Sand, gravel
Wildlife value Monarch host; the latest-blooming milkweed; needle-fine whorled leaves

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Image Credits

  • Eric Hunt (CC BY-SA 4.0)
  • Mark Fickett (CC BY 3.0)

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