// SPECIES PROFILE · PERENNIAL · NATIVE

Harper's trout-lily

Erythronium americanum ssp. harperi

Harper's trout-lily (Erythronium americanum ssp. harperi) is a perennial in the — family. Native range includes AR, MO. Hardy in zones 5b–10a. Mature size 1"–8". Blooms Mar–May.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 30 U.S. states, including AL, AR, CT, DC, DE, GA…
USDA hardiness: Zones 5b–10a
Mature size: 1"–8"
Sun: Part shade
Water: —
Bloom: Mar–May
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Harper's trout-lily (Erythronium americanum ssp. harperi) — *Erythronium americanum ssp. harperi* — Harper's trout-lily. Photo via iNaturalist — (c) mrdace, some rights reserved (CC BY), uploaded by mrdace.

Field Notes

[ growing · ecology · siting · care ]

Harper's trout-lily (Erythronium americanum ssp. harperi) is a perennial in the — family. Native range includes AR, MO. Hardy in zones 5b–10a. Mature size 1"–8". Blooms Mar–May.

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, harper's trout-lily pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).