Asclepias is a genus of 140 species of milkweed.  Some milkweed are member of related genus Calotropis, genus Cynanchum, genus Gomphocarpus, genus Tweedia and genus Vincetoxicum.   All members of dogbane  family Apocynaceae.

Most species are native to North America, although others are native across the globe.

🚧 In the future, we will add here identification paths for specific species of milkweed, probably starting with:
clusters of very-small flowers with 5 petals=pink or light purple around white center, 40% of sphere, subtle smell of vanilla
♒︎ swamp milkweed  Asclepias incarnata,

clusters of very-small flowers with 5 petals=dusty rose, 80% of sphere, smells flowery
common milkweed  Asclepias syriaca,

clusters of very-small flowers with 5 petals=brilliant orange around a yellow center, 10% of a sphere, little smell, small red berries
butterfly milkweed  Asclepias tuberosa,

black swallow-wort  Cynanchum louiseae, pale swallow-wort  Cynanchum rossicum and white swallow-wort  Vincetoxicum hirundinaria.

Learn more about milkweed genus Asclepias

Uses by native peoples
(Ethnobotany database)

Asclepias hosts caterpillars of 13 species
of butterflies and moths, in some areas.
Growing milkweeds for
monarch butterflies
Milkweed—It's Not
Just for Monarchs

Bloom dates (NE Illinois) (.pdf).

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