// SPECIES PROFILE · ANNUAL · NATIVE

Veiny pepperweed

Lepidium oblongum

Veiny pepperweed (Lepidium oblongum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 4a–13a. Mature size 6"–1'.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 11 U.S. states, including AR, AZ, CA, HI, KS, LA…
USDA hardiness: Zones 4a–13a
Mature size: 6"–1'
Sun: —
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Veiny pepperweed (Lepidium oblongum) — *Lepidium oblongum* — Veiny pepperweed. Photo by Ian Cain via Wikimedia Commons (CC0).

Field Notes

[ growing · ecology · siting · care ]

Veiny pepperweed (Lepidium oblongum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 4a–13a. Mature size 6"–1'.

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, veiny pepperweed pairs naturally with: Common Sunflower (Helianthus annuus), Indian Blanket (Gaillardia pulchella), Plains Coreopsis (Coreopsis tinctoria), Slim amaranth (Amaranthus hybridus).