// SPECIES PROFILE · PERENNIAL · NATIVE

Purple milkweed

Asclepias purpurascens

Purple milkweed (Asclepias purpurascens) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10a. Mature size 6"–4'. Blooms May–Jul.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 33 U.S. states, including AR, CT, DC, DE, GA, IA…
USDA hardiness: Zones 2b–10a
Mature size: 6"–4'
Sun: Full sun
Water: —
Bloom: May–Jul
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Purple milkweed (Asclepias purpurascens) — *Asclepias purpurascens* — Purple milkweed. Photo by Photo by and (c)2009 Derek Ramsey (Ram-Man) via Wikimedia Commons (GFDL 1.2).

Field Notes

[ growing · ecology · siting · care ]

Purple milkweed (Asclepias purpurascens) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10a. Mature size 6"–4'. Blooms May–Jul.

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, purple milkweed pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Butterfly Milkweed (Asclepias tuberosa), Common Blue Violet (Viola sororia), Common Boneset (Eupatorium perfoliatum).