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2026 Native Plant Sale
Swamp Milkweed (asclepias incarnata)

Swamp Milkweed (Asclepias incarnata)

  • Important larval host plant for the monarch butterfly
  • A favorite of many pollinators
  • Full to part sun
  • Medium to wet soil
  • 3' to 4' tall
  • Blooms June through August
  • Attractive and elegant plant
  • The only milkweed that tolerates wet conditions
  • Can suffer in hot dry conditions
Monarch on Swamp Milkweed, Asclepias Incarnata. Photo by Keith Podhradsky
Photo by Keith Podhradsky
Swamp Milkweed, Asclepias Incarnata. Photo by Keith Podhradsky
Photo by Keith Podhradsky, taken in early August
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