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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