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Monarch butterflies are in decline in North America, and restoring monarch habitat, including roadsides, is important to the species’ recovery. Monarch caterpillars require milkweed (primarily in the genus Asclepias) to complete their development. A diversity of milkweed species is found on roadsides, and play an important role in supporting the life cycle of monarchs. This guide can help you recognize the most common native species of milkweed on roadsides in your region.

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Serial Number
19-025
Version Number
_01