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// SPECIES PROFILE · PERENNIAL · NATIVE

Narrowleaf water plantain

Alisma gramineum

Narrowleaf water plantain (Alisma gramineum) is a perennial in the — family. Native range includes MO — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2a–11a. Mature size 1"–20".

// QUICK FACTS
Family
—
Group
perennial
Native range
Native to 21 U.S. states, including AZ, CA, CO, IA, ID, MN…
USDA hardiness
Zones 2a–11a
Mature size
1"–20"
Sun
—
Water
—
Bloom
—
Wildlife value
Pollinator and wildlife support
Ecological role
native species profile
Narrowleaf water plantain (Alisma gramineum)
Alisma gramineum — Narrowleaf water plantain. Photo by Иван Пристрем via Wikimedia Commons (CC0).

Field Notes

[ growing · ecology · siting · care ]

Narrowleaf water plantain (Alisma gramineum) is a perennial in the — family. Native range includes MO — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2a–11a. Mature size 1"–20".

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, narrowleaf water plantain pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Sneezeweed (Helenium autumnale), Wild Strawberry (Fragaria virginiana).

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