// SPECIES PROFILE · ANNUAL · NATIVE

Small venus' looking-glass

Triodanis biflora

Small venus' looking-glass (Triodanis biflora) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–13a. Mature size 1"–20". Blooms Apr–Jun.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 23 U.S. states, including AL, AR, AZ, CA, FL, GA…
USDA hardiness: Zones 3a–13a
Mature size: 1"–20"
Sun: —
Water: —
Bloom: Apr–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Small venus' looking-glass (Triodanis biflora) — *Triodanis biflora* — Small venus' looking-glass. Photo by Alan Rockefeller via Wikimedia Commons (CC BY-SA 4.0).

Field Notes

[ growing · ecology · siting · care ]

Small venus' looking-glass (Triodanis biflora) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–13a. Mature size 1"–20". Blooms Apr–Jun.

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, small venus' looking-glass pairs naturally with: Common Sunflower (Helianthus annuus), Slim amaranth (Amaranthus hybridus), Virginia peppergrass (Lepidium virginicum), Poorman's pepperwort (Lepidium virginicum var. virginicum).