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// SPECIES PROFILE · PERENNIAL · NATIVE

Spreading alkaliweed

Cressa truxillensis

Spreading alkaliweed (Cressa truxillensis) is a perennial in the — family. Native range includes OK — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 3a–11a. Mature size 1"–10". Blooms May–Nov.

// QUICK FACTS
Family
—
Group
perennial
Native range
Native to AZ, CA, NM, NV, OK, OR, TX, UT
USDA hardiness
Zones 3a–11a
Mature size
1"–10"
Sun
—
Water
—
Bloom
May–Nov
Wildlife value
Pollinator and wildlife support
Ecological role
native species profile
Spreading alkaliweed (Cressa truxillensis)
Cressa truxillensis — Spreading alkaliweed. Photo by Forest & Kim Starr via Wikimedia Commons (CC BY 3.0).

Field Notes

[ growing · ecology · siting · care ]

Spreading alkaliweed (Cressa truxillensis) is a perennial in the — family. Native range includes OK — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 3a–11a. Mature size 1"–10". Blooms May–Nov.

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

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