// SPECIES PROFILE · PERENNIAL · NATIVE

Arkansas alum-root

Heuchera villosa var. arkansana

Arkansas alum-root (Heuchera villosa var. arkansana) is a perennial in the — family. Native range includes AR, MO. Hardy in zones 6b–8a. Mature size 6"–3'. Blooms Jun–Sep.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 16 U.S. states, including AL, AR, GA, IN, KY, MD…
USDA hardiness: Zones 6b–8a
Mature size: 6"–3'
Sun: Full shade
Water: —
Bloom: Jun–Sep
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Arkansas alum-root (Heuchera villosa var. arkansana) — *Heuchera villosa var. arkansana* — Arkansas alum-root. Photo via iNaturalist — (c) Michael J. Papay, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Arkansas alum-root (Heuchera villosa var. arkansana) is a perennial in the — family. Native range includes AR, MO. Hardy in zones 6b–8a. Mature size 6"–3'. Blooms Jun–Sep.

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, arkansas alum-root pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).