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Definition of swamp milkweed
swamp milkweed
Plural:swamp milkweeds
• noun
1
North American A tall, herbaceous perennial wildflower of the dogbane family (Asclepias incarnata), native to wet meadows and marshes across North America, prized for its fragrant, flat-topped clusters of rose-pink to mauve blossoms and its ecological role as a vital host plant for monarch butterfly caterpillars.
Example
"The conservationists planted rows of swamp milkweed along the retention pond to provide nectar and larval habitat for migrating monarch butterflies."
Synonyms
View all synonyms for swamp milkweed• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Swamp milkweed. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/swamp-milkweed