// SPECIES PROFILE · PERENNIAL · NATIVE

Hybrid cardinal flower

Lobelia × speciosa

Hybrid cardinal flower (Lobelia × speciosa) is a perennial in the — family. Native range includes KS, MO, OK. Hardy in zones 2b–8a. Blooms Jul–Sep.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to CO, IL, IN, KS, MO, OK
USDA hardiness: Zones 2b–8a
Mature size: —
Sun: —
Water: —
Bloom: Jul–Sep
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Hybrid cardinal flower (Lobelia × speciosa) — *Lobelia × speciosa* — Hybrid cardinal flower. Photo via iNaturalist — (c) Aira Francisca Faúndez Fallau, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Hybrid cardinal flower (Lobelia × speciosa) is a perennial in the — family. Native range includes KS, MO, OK. Hardy in zones 2b–8a. Blooms Jul–Sep.

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, hybrid cardinal flower pairs naturally with: Aromatic Aster (Symphyotrichum oblongifolium), Broadleaf Arrowhead (Sagittaria latifolia), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).