// SPECIES PROFILE · PERENNIAL · NATIVE

Plains milkvetch

Astragalus gilviflorus

Plains milkvetch (Astragalus gilviflorus) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–9a. Mature size 1"–4".

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 10 U.S. states, including CO, ID, KS, MT, ND, NE…
USDA hardiness: Zones 2a–9a
Mature size: 1"–4"
Sun: —
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Plains milkvetch (Astragalus gilviflorus) — *Astragalus gilviflorus* — Plains milkvetch. Photo via iNaturalist — no rights reserved.

Field Notes

[ growing · ecology · siting · care ]

Plains milkvetch (Astragalus gilviflorus) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–9a. Mature size 1"–4".

Why it's on this list: native species profile. Native-range data from the Lady Bird Johnson Wildflower Center (NPIN), cross-checked against iNaturalist observations. Part of Rooted Revival's regional native plant catalog — true natives for Oklahoma, Arkansas, Missouri and Kansas.

Companion Planting

[ guild · polyculture · cross-layer pairings ]

In the same native range, plains milkvetch pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Mexican Hat (Ratibida columnifera), Sneezeweed (Helenium autumnale).