Cirsium botryodes is a species in the genus Cirsium, within the family Asteraceae; the genus is commonly grouped among plume thistles. As a member of Cirsium it shares the genus trait of producing achenes topped by a feathery pappus. Flowering in the UK occurs from July to September, when the plant forms terminal disc-flower heads that attract insect visitors.

Cirsium botryodes flowers in the UK from July to September.

Cirsium is a genus of perennial and biennial flowering plants in the Asteraceae, one of several genera known commonly as thistles. They are more precisely known as plume thistles.

Cirsium botryodes

Cirsium eriophorum is a biennial herbaceous thistle in the family Asteraceae, commonly called woolly thistle. It typically reaches about 1.5 m at maturity. It prefers full sun and performs in moist but well-drained sandy, loamy or clay soils. It is fully hardy in the UK (H7).

Woolly thistle (Cirsium eriophorum) is a tall biennial that flowers July to September and suits full sun in moist, well-drained sandy to clay soils.

https://en.wikipedia.org/wiki/Cirsium_eriophorum

Cirsium eriophorum

Woolly thistle | Cirsium eriophorum

Cirsium japonicum 'Pink Beauty' is a thistle cultivar in the Asteraceae with a strong summer flowering period from July to September. It belongs to the genus Cirsium and is grown for its upright, architectural flowerheads. Plants are typically used to extend colour and structure into late summer. The cultivar name signals a selection within Cirsium japonicum for garden use.

Cirsium japonicum 'Pink Beauty' is a Cirsium thistle that flowers from July to September and provides upright late-summer structure in borders.

Cirsium japonicum 'Pink Beauty'

Japanese Thistle | Cirsium japonicum 'Pink Beauty'

Cirsium pendulum is a species in the genus Cirsium within the Asteraceae. It is identified botanically rather than by a common garden name. Flowering in the UK occurs from July to September. Treat planting and placement as you would for any specialist Cirsium species, checking provenance and supplier notes first.

Cirsium pendulum is a species in the Asteraceae; consult supplier notes for cultivation and note it flowers July to September.

Cirsium pendulum

Cirsium velenowskyi is a species in the genus Cirsium of the family Asteraceae and is recorded to flower from July to September. The botanical placement gives a starting point for identification and for seeking cultivation guidance from specialist references. Nursery labels and provenance matter for correct naming and appropriate use in planting schemes. Expect its main above-ground interest to occur during the July–September flowering window.

Cirsium velenowskyi is a species in the genus Cirsium that flowers from July to September.