// SPECIES PROFILE · PERENNIAL · NATIVE

Bulbous bittercress

Cardamine bulbosa

Bulbous bittercress (Cardamine bulbosa) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b. Mature size 6"–2'. Blooms Apr–Apr.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 37 U.S. states, including AL, AR, CT, DC, DE, FL…
USDA hardiness: Zones 2b–11b
Mature size: 6"–2'
Sun: Full shade
Water: Medium
Bloom: Apr–Apr
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Bulbous bittercress (Cardamine bulbosa) — *Cardamine bulbosa* — Bulbous bittercress. Photo by Mason Brock (Masebrock) via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

Bulbous bittercress (Cardamine bulbosa) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b. Mature size 6"–2'. Blooms Apr–Apr.

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, bulbous bittercress pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Common Blue Violet (Viola sororia), Common Boneset (Eupatorium perfoliatum), Common Evening Primrose (Oenothera biennis).