University of Illinois Extension
Common Milkweed (Asclepias syriaca) - Wildflowers

Directory of Wildflowers

Common Milkweed
Asclepias syriaca

Common Milkweed
Common Milkweed

Quick Profile

Exposure
Full Sun
 
Mature Height
3 - 5 Feet
 
USDA Hardiness Zones
3 - 9 
 
Native To:
Illinois
Indiana
Iowa
Michigan
Missouri
Ohio
Wisconsin
 
Soil Conditions
Dry
Moist, Well-Drained
 
Bloom Color
Lavender
Pink
 
Bloom Season
June - August
 

Features

Clusters of light pink or lavender flowers followed by warty seedpods filled with seeds attached to long white hairs.

Culture

Full sun; moist, well drained soils to dry soils.

Notes

Found in fields and along roadsides. Monarch butterfly larvae feed on the foliage of this plant and absorb chemicals that make them toxic to predators. This plant can grow very aggressively.