// SPECIES PROFILE · ANNUAL · NATIVE

One-flowered broomrape

Orobanche uniflora

One-flowered broomrape (Orobanche uniflora) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11b. Mature size 1"–10". Blooms Apr–Aug.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 50 U.S. states, including AK, AL, AR, AZ, CA, CO…
USDA hardiness: Zones 1a–11b
Mature size: 1"–10"
Sun: —
Water: —
Bloom: Apr–Aug
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

One-flowered broomrape (Orobanche uniflora) — *Orobanche uniflora* — One-flowered broomrape. Photo by River Bissonnette via Wikimedia Commons (CC BY-SA 4.0).

Field Notes

[ growing · ecology · siting · care ]

One-flowered broomrape (Orobanche uniflora) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11b. Mature size 1"–10". Blooms Apr–Aug.

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, one-flowered broomrape pairs naturally with: Common Sunflower (Helianthus annuus), Pitseed goosefoot (Chenopodium berlandieri), Pitseed goosefoot (Chenopodium berlandieri var. boscianum), Bush's goosefoot (Chenopodium berlandieri var. bushianum).