// SPECIES PROFILE · ANNUAL · NATIVE

Field thistle

Cirsium discolor

Field thistle (Cirsium discolor) is a annual in the — family. Native range includes AR, MO. Hardy in zones 2b–10a. Blooms Jun–Sep.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 33 U.S. states, including AL, AR, CT, DC, DE, GA…
USDA hardiness: Zones 2b–10a
Mature size: —
Sun: Full sun
Water: —
Bloom: Jun–Sep
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Field thistle (Cirsium discolor) — *Cirsium discolor* — Field thistle. Photo by George F Mayfield via Wikimedia Commons (CC BY-SA 2.0).

Field Notes

[ growing · ecology · siting · care ]

Field thistle (Cirsium discolor) is a annual in the — family. Native range includes AR, MO. Hardy in zones 2b–10a. Blooms Jun–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, field thistle pairs naturally with: Black-Eyed Susan (Rudbeckia hirta), Common Sunflower (Helianthus annuus), Swamp verbena (Verbena hastata), Slenderleaf false foxglove (Agalinis tenuifolia).