Native to North America.

Uses by native peoples
(Ethnobotany database) Asclepias hosts caterpillars of 13 species
of butterflies and moths, in some areas. Milkweed — It's Not
Just for Monarchs Uses by butterflies,
planting info Uses by 🐝︎ bees,
planting info (.pdf) bloom date (.pdf page 58)

Learn more about swamp milkweed Asclepias incarnata

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