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Downy Milkpea

Galactia volubilis

Last reviewed: June 2026

Downy Milkpea (Galactia volubilis)
Photo: Alex Abair / Wikimedia Commons (CC BY 4.0)

Light

part sun

Water

medium

Size

12"–60" H × 12"–60" W

Bloom

Jun, Jul, Aug, Sep

Native to

AR, DE, IL, IN and 13 more states

Pollinators

bees, butterflies

Downy milk pea is a native climbing vine that produces small purple pea-like flowers from summer through early fall. This legume naturally fixes nitrogen in the soil and can sprawl along the ground or climb up supports and other plants.

In an HOA neighborhood

Downy Milkpea takes more care to keep looking intentional in a front yard. Maintenance level: moderate. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Informal vine appearance looks wild to most HOAs
  • Can appear weedy without proper support structure
  • May spread beyond intended boundaries

Wildlife value

The flowers attract native bees and butterflies throughout its long blooming season. As a legume, it also provides food for various caterpillars and supports the broader ecosystem.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Downy Milkpea fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.