Species › Plants › Common Milkweed

Common Milkweed

Asclepias syriaca

CommonPlant
Illustration of Common Milkweed (Asclepias syriaca)
Safety note: Milkweed sap is toxic — do not ingest.

Common Milkweed is an essential native wildflower and the sole breeding host for Monarch butterflies. Fragrant pink flower clusters attract a stunning array of pollinators throughout summer.

Habitat
Old fields, roadsides, disturbed meadows, and prairie remnants
Diet
Sole larval food plant for Monarchs; flowers feed hundreds of bee and wasp species
How common
Common

Best time to see a Common Milkweed

The best time to see a Common Milkweed is June–August, when about 68% of U.S. sightings happen, based on 127,216 research-grade iNaturalist observations.

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