// SPECIES PROFILE · PERENNIAL · NATIVE

Marsh seedbox

Ludwigia palustris

Marsh seedbox (Ludwigia palustris) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–13a. Mature size 6"–2'. Blooms Mar–May.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 43 U.S. states, including AL, AR, AZ, CA, CT, DC…
USDA hardiness: Zones 2b–13a
Mature size: 6"–2'
Sun: Full sun
Water: High · moisture-loving
Bloom: Mar–May
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Marsh seedbox (Ludwigia palustris) — *Ludwigia palustris* — Marsh seedbox. Photo by Forest & Kim Starr via Wikimedia Commons (CC BY 3.0).

Field Notes

[ growing · ecology · siting · care ]

Marsh seedbox (Ludwigia palustris) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–13a. Mature size 6"–2'. 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, marsh seedbox pairs naturally with: Common selfheal (Prunella vulgaris), Coon's tail (Ceratophyllum demersum), Leafy pondweed (Potamogeton foliosus), Leafy pondweed (Potamogeton foliosus ssp. foliosus).