// SPECIES PROFILE · PERENNIAL · NATIVE

American alum-root

Heuchera americana var. americana

American alum-root (Heuchera americana var. americana) is a perennial in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–10a. Blooms Apr–Jun.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 24 U.S. states, including AL, AR, CT, DC, DE, GA…
USDA hardiness: Zones 3a–10a
Mature size: —
Sun: —
Water: —
Bloom: Apr–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

American alum-root (Heuchera americana var. americana) — *Heuchera americana var. americana* — American alum-root. Photo via iNaturalist — (c) John Michael, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

American alum-root (Heuchera americana var. americana) is a perennial in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–10a. Blooms Apr–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, american alum-root pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).