// SPECIES PROFILE · PERENNIAL · NATIVE

Flat-top goldentop

Euthamia graminifolia

Flat-top goldentop (Euthamia graminifolia) is a perennial in the — family. Native range includes MO, OK. Hardy in zones 2a–11b. Mature size 2'–5'. Blooms Jul–Sep.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 38 U.S. states, including AL, CO, CT, DC, DE, FL…
USDA hardiness: Zones 2a–11b
Mature size: 2'–5'
Sun: Full sun
Water: —
Bloom: Jul–Sep
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Flat-top goldentop (Euthamia graminifolia) — *Euthamia graminifolia* — Flat-top goldentop. Photo by User:SB_Johnny via Wikimedia Commons (CC BY-SA 3.0).

Field Notes

[ growing · ecology · siting · care ]

Flat-top goldentop (Euthamia graminifolia) is a perennial in the — family. Native range includes MO, OK. Hardy in zones 2a–11b. Mature size 2'–5'. 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, flat-top goldentop pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Wild Strawberry (Fragaria virginiana), Yarrow (Achillea millefolium).