// SPECIES PROFILE · PERENNIAL · NATIVE

Green rockcress

Arabis missouriensis

Green rockcress (Arabis missouriensis) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–9a. Mature size 1"–30". Blooms Mar–Jun.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 22 U.S. states, including AR, CT, GA, IA, IN, KS…
USDA hardiness: Zones 3a–9a
Mature size: 1"–30"
Sun: —
Water: —
Bloom: Mar–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Green rockcress (Arabis missouriensis) — *Arabis missouriensis* — Green rockcress. Photo by Mason Brock (Masebrock) via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

Green rockcress (Arabis missouriensis) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–9a. Mature size 1"–30". Blooms Mar–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, green rockcress pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).