// SPECIES PROFILE · ANNUAL · NATIVE

Silver cudweed

Gamochaeta argyrinea

Silver cudweed (Gamochaeta argyrinea) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 5a–11b. Blooms Mar–Oct.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 20 U.S. states, including AL, AR, CA, DE, FL, GA…
USDA hardiness: Zones 5a–11b
Mature size: —
Sun: —
Water: —
Bloom: Mar–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Silver cudweed (Gamochaeta argyrinea) — *Gamochaeta argyrinea* — Silver cudweed. Photo by Nesom, Guy via Wikimedia Commons (CC BY 4.0).

Field Notes

[ growing · ecology · siting · care ]

Silver cudweed (Gamochaeta argyrinea) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 5a–11b. 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, silver cudweed pairs naturally with: Black-Eyed Susan (Rudbeckia hirta), Common Sunflower (Helianthus annuus), Plains Coreopsis (Coreopsis tinctoria), Louisiana devil's-claw (Proboscidea louisianica).