// SPECIES PROFILE · PERENNIAL · NATIVE

Northern watermeal

Wolffia borealis

Northern watermeal (Wolffia borealis) is a perennial in the — family. Native range includes KS, MO. Hardy in zones 2a–11a.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 29 U.S. states, including CA, CO, CT, IA, ID, IL…
USDA hardiness: Zones 2a–11a
Mature size: —
Sun: —
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Northern watermeal (Wolffia borealis) — *Wolffia borealis* — Northern watermeal. Photo by Andrey Zharkikh from Salt Lake City, USA via Wikimedia Commons (CC BY 2.0).

Field Notes

[ growing · ecology · siting · care ]

Northern watermeal (Wolffia borealis) is a perennial in the — family. Native range includes KS, MO. Hardy in zones 2a–11a.

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, northern watermeal pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Wild Strawberry (Fragaria virginiana), Yarrow (Achillea millefolium).