// SPECIES PROFILE · PERENNIAL · NATIVE

Slimleaf milkweed

Asclepias stenophylla

Slimleaf milkweed (Asclepias stenophylla) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–10a.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 14 U.S. states, including AR, CO, IA, IL, KS, LA…
USDA hardiness: Zones 2a–10a
Mature size: —
Sun: Full sun
Water: Low · xeric
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Slimleaf milkweed (Asclepias stenophylla) — *Asclepias stenophylla* — Slimleaf milkweed. Photo by Samuel A. Schmid via Wikimedia Commons (CC BY 4.0).

Field Notes

[ growing · ecology · siting · care ]

Slimleaf milkweed (Asclepias stenophylla) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–10a. Low water use makes it a strong candidate for xeric and drought-conscious plantings.

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, slimleaf milkweed pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Gray Goldenrod (Solidago nemoralis), Lady Fern (Athyrium filix-femina), Mexican Hat (Ratibida columnifera).