Species PlantsWhorled Milkweed

Whorled Milkweed

Asclepias verticillata

CommonPlant
Illustration of Whorled Milkweed (Asclepias verticillata)
Safety note: Toxic if ingested.

Whorled Milkweed is a slender plant with narrow leaves arranged in whorls and small white flowers. It is one of the most widespread milkweeds, providing habitat for monarchs across North America.

Habitat
Thrives in prairies, fields, and open woodlands.
Diet
Supports monarch butterflies and is pollinated by various insects.
How common
Common

Best time to see a Whorled Milkweed

The best time to see a Whorled Milkweed is June–August, when about 77% of U.S. sightings happen, based on 14,397 research-grade iNaturalist observations.

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