// SPECIES PROFILE · ANNUAL · NATIVE

Hairy rockcress

Arabis hirsuta

Hairy rockcress (Arabis hirsuta) is a annual in the — family. Native range includes AR, KS, MO. Hardy in zones 1a–11a. Mature size 1"–30". Blooms Mar–Jul.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 40 U.S. states, including AK, AR, AZ, CA, CO, CT…
USDA hardiness: Zones 1a–11a
Mature size: 1"–30"
Sun: —
Water: —
Bloom: Mar–Jul
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Hairy rockcress (Arabis hirsuta) — *Arabis hirsuta* — Hairy rockcress. Photo by Ivar Leidus via Wikimedia Commons (CC BY-SA 4.0).

Field Notes

[ growing · ecology · siting · care ]

Hairy rockcress (Arabis hirsuta) is a annual in the — family. Native range includes AR, KS, MO. Hardy in zones 1a–11a. Mature size 1"–30". Blooms Mar–Jul.

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, hairy rockcress pairs naturally with: Common Sunflower (Helianthus annuus), Tower rockcress (Arabis glabra), Creamflower rockcress (Arabis hirsuta var. pycnocarpa), Pitseed goosefoot (Chenopodium berlandieri).