// SPECIES PROFILE · ANNUAL · NATIVE

Lambstongue ragwort

Senecio integerrimus var. integerrimus

Lambstongue ragwort (Senecio integerrimus var. integerrimus) is a annual in the — family. Native range includes KS — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2a–9a. Mature size 1"–28". Blooms Mar–May.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 16 U.S. states, including CA, CO, IA, ID, KS, MN…
USDA hardiness: Zones 2a–9a
Mature size: 1"–28"
Sun: —
Water: —
Bloom: Mar–May
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Lambstongue ragwort (Senecio integerrimus var. integerrimus) — *Senecio integerrimus var. integerrimus* — Lambstongue ragwort. Photo via iNaturalist — (c) John Powers, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

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, lambstongue ragwort pairs naturally with: Common Sunflower (Helianthus annuus), Rocky mountain bee-plant (Peritoma serrulata), Swamp verbena (Verbena hastata), Annual ragweed (Ambrosia artemisiifolia var. artemisiifolia).