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Common Milkweed

Common milkweed flowers
Photo credit: Fritzflohrreynolds

Common milkweed
(Asclepias syriaca)


  • 2 to 6 feet


  • June to August


  • Native
  • Perennial


  • Full sun

Soil moisture:

  • Dry to medium

Provides food for:

  • Butterflies (flowers)
  • Honey bees (flowers)
  • Native bees (flowers)
  • Hummingbirds (flowers, insects)
  • Beetles (flowers, seeds)
  • Caterpillars (foliage)
  • Songbirds (caterpillars and other insects)


  • Favorite host plant of monarch caterpillars
  • Spreads by clonal root shoots, can be aggressive in small gardens
  • Will bloom later in season if cut back or mowed before going to seed

Native Range:

USDA range map for common milkweed
Map credit: USDA Plants Database

Relevant Backyard Ecology Resources: