// SPECIES PROFILE · PERENNIAL · NATIVE

Lesser duckweed

Lemna aequinoctialis

Lesser duckweed (Lemna aequinoctialis) is a perennial in the — family. Native range includes AR, KS, MO. Hardy in zones 3a–13a. Blooms Mar–Oct.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 22 U.S. states, including AL, AR, AZ, CA, FL, GA…
USDA hardiness: Zones 3a–13a
Mature size: —
Sun: —
Water: —
Bloom: Mar–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Lesser duckweed (Lemna aequinoctialis) — *Lemna aequinoctialis* — Lesser duckweed. Photo by Kevin Thiele from Perth, Australia via Wikimedia Commons (CC BY 2.0).

Field Notes

[ growing · ecology · siting · care ]

Lesser duckweed (Lemna aequinoctialis) is a perennial in the — family. Native range includes AR, KS, MO. Hardy in zones 3a–13a. Blooms Mar–Oct.

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, lesser duckweed pairs naturally with: Common selfheal (Prunella vulgaris), Coon's tail (Ceratophyllum demersum), Marsh seedbox (Ludwigia palustris), Leafy pondweed (Potamogeton foliosus).