// SPECIES PROFILE · PERENNIAL · NATIVE

Groundplum milkvetch

Astragalus crassicarpus var. paysonii

Groundplum milkvetch (Astragalus crassicarpus var. paysonii) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–9a. Mature size 6"–2'. Blooms May–Jun.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 18 U.S. states, including AR, AZ, CO, IA, IL, KS…
USDA hardiness: Zones 2a–9a
Mature size: 6"–2'
Sun: Part shade
Water: —
Bloom: May–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Groundplum milkvetch (Astragalus crassicarpus var. paysonii) — *Astragalus crassicarpus var. paysonii* — Groundplum milkvetch. Photo via iNaturalist — (c) saltyhiker, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Groundplum milkvetch (Astragalus crassicarpus var. paysonii) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–9a. Mature size 6"–2'. Blooms May–Jun.

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, groundplum milkvetch pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Mexican Hat (Ratibida columnifera), Sneezeweed (Helenium autumnale).