Centaurea montana

Perennials, 25–80 cm, from rhizomes or stolons. Stems 1–several, erect, simple or sparingly branched, villous with septate hairs and thinly arachnoid-tomentose with long, simple hairs. Leaves thinly villous and ± tomentose, glabrate; proximal leaves winged-petiolate, blades 10–30 cm, margins entire or remotely dentate to pinnately lobed; mid and distal leaves sessile, blades decurrent, ovate to oblong or lanceolate, entire or remotely denticulate. Heads radiant, borne singly or in few-headed corymbiform arrays; (peduncles to 7 cm). Involucres ovoid to ± campanulate, 20–25 mm. Principal phyllaries: bodies greenish, ovate to lanceolate, scarious-margined, appendages appressed, brown to black, unarmed, decurrent on phyllary margins, pectinate-fringed, puberulent; innermost phyllaries sometimes unappendaged. Florets 35–60+; sterile florets 10–20, corollas blue (white, purple, or pink), 2.5–4.5 cm, corolla tube elongate. Disc florets 25–40+; corollas purple, ca. 20 mm; anthers dark blue-purple. Cypselae ± brown, 5–6 mm, sericeous; pappi of bristles 0.5–1.5 mm. 2n = 24 (Germany), 40 (Russia), 44 (France).

3-6 hours of sun per day, with protection from intense mid-day sun

Water sparingly, allowing the mix to nearly dry out between watering.

Centaurea Montana

Centaurea montana

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