// SPECIES PROFILE · ANNUAL · NATIVE

Blackeyed susan

Rudbeckia hirta var. hirta

Blackeyed susan (Rudbeckia hirta var. hirta) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–9a. Mature size 6"–3'. Blooms Jun–Oct.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 46 U.S. states, including AL, AR, CA, CO, CT, DC…
USDA hardiness: Zones 3a–9a
Mature size: 6"–3'
Sun: Full sun
Water: Medium
Bloom: Jun–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Blackeyed susan (Rudbeckia hirta var. hirta) — *Rudbeckia hirta var. hirta* — Blackeyed susan. Photo via iNaturalist — no rights reserved, uploaded by Brady Reed.

Field Notes

[ growing · ecology · siting · care ]

Blackeyed susan (Rudbeckia hirta var. hirta) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–9a. Mature size 6"–3'. Blooms Jun–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, blackeyed susan pairs naturally with: Black-Eyed Susan (Rudbeckia hirta), Common Sunflower (Helianthus annuus), Swamp verbena (Verbena hastata), Annual ragweed (Ambrosia artemisiifolia var. artemisiifolia).