// SPECIES PROFILE · ANNUAL · NATIVE

Slender gerardia

Agalinis tenuifolia var. macrophylla

Slender gerardia (Agalinis tenuifolia var. macrophylla) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10a. Mature size 6"–3'. Blooms Aug–Oct.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 41 U.S. states, including AL, AR, CO, CT, DC, DE…
USDA hardiness: Zones 2b–10a
Mature size: 6"–3'
Sun: —
Water: Medium
Bloom: Aug–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Slender gerardia (Agalinis tenuifolia var. macrophylla) — *Agalinis tenuifolia var. macrophylla* — Slender gerardia. Photo via iNaturalist — (c) Lauren McLaurin, some rights reserved (CC BY), uploaded by Lauren McLaurin.

Field Notes

[ growing · ecology · siting · care ]

Slender gerardia (Agalinis tenuifolia var. macrophylla) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10a. Mature size 6"–3'. Blooms Aug–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, slender gerardia pairs naturally with: Black-Eyed Susan (Rudbeckia hirta), Common Sunflower (Helianthus annuus), Swamp verbena (Verbena hastata), Slenderleaf false foxglove (Agalinis tenuifolia).