Boesenbergia ornata is a herbaceous perennial in the ginger family that flowers from July to September. It carries deciduous foliage and is best positioned where it receives full sun on a sheltered, south-facing aspect. Grow it in a loam-based compost at neutral pH, keeping the soil evenly moist. In the UK it is tender (H1b) and is most commonly used in conservatories or grown in pots indoors.

Boesenbergia ornata is a deciduous herbaceous perennial in the ginger family that flowers July to September and suits conservatories and indoor pots.

Boesenbergia is a genus of plants in the ginger family. It contains more than 90 species, native to China, the Indian subcontinent, and Southeast Asia.

Boesenbergia ornata

Cautleya lutea is a perennial herbaceous member of the ginger family that produces summer flowers. Native to the Himalayas, south China and Vietnam, it suits cooler, shaded sites. It prefers partial shade in moist, well-drained soil and carries a UK hardiness rating of H5 (hardy). Flowering occurs from July to September.

Hidden Ginger (Cautleya lutea) is a perennial ginger for partial shade in moist, well-drained soil, flowering July to September.

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

Cautleya is a small genus of perennial plants of the family Zingiberaceae, found in the eastern Himalayas through to China and Vietnam. It consists of two species of high-altitude tropical and temperate plants, native to cool forest areas – an unusual habitat for members of the Zingiberaceae.

Cautleya lutea

Hidden Ginger | Cautleya lutea

Cautleya robusta is a perennial herbaceous member of the ginger family native to the Himalayas and Yunnan. In UK gardens it flowers from July to September. Plants in the genus form layered leaf bases that give a stem-like appearance and produce a summer spike of flowers. Growers prize it for its seasonally concentrated display in midsummer.

Cautleya robusta is a perennial herbaceous ginger from the Himalayas and Yunnan that flowers in the UK from July to September.

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

Cautleya robusta

Cautleya spicata is a perennial herbaceous member of the ginger family that flowers July to September. Native to the Himalaya, it typically reaches about 1.0 m. It favours full sun and a moist but well-drained sandy to loamy soil. Its H5 rating identifies it as hardy for most UK gardens.

Himalayan Ginger (Cautleya spicata) flowers July to September, grows to 1.0 m and prefers full sun with moist, sandy to loamy soil.

Cautleya spicata

Himalayan ginger | Cautleya spicata

Hedychium coccineum is a perennial in the ginger family that bears fragrant flowers. It is native to the Himalaya and flowers in the UK from July to September. Plants prefer full sun to partial shade and a moist, loamy, well-drained soil. Best sited where the scent can be appreciated, for example by a path or on a patio in a large container.

Red Ginger Lily (Hedychium coccineum) produces fragrant summer blooms and prefers moist loamy soil in full sun or partial shade.

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

Hedychium is a genus of flowering plants in the ginger family Zingiberaceae, native to lightly wooded habitats in Asia. There are approximately 70-80 known species, native to India, Southeast Asia, and Madagascar.

Hedychium coccineum

Red ginger lily | Hedychium coccineum

Hedychium densiflorum is a perennial herb in the ginger family noted for its fragrant flower spikes. Native to Nepal and the eastern Himalaya, it flowers from July to September. It favours positions in full sun or partial shade and prefers moist, loamy yet well-drained soil. Often used in borders and as a source of cut flowers, its scent is a key feature.

Dense ginger lily Hedychium densiflorum flowers July to September with fragrant spikes and suits moist, loamy, well-drained soil in sun or partial shade.

Hedychium densiflorum

Dense ginger lily | Hedychium densiflorum

Hedychium gardnerianum is an erect perennial herb in the ginger family that reaches about 2.44 metres and produces tall flower spikes. Its blooms are fragrant and appear in the height of summer. Plant where the flower scent can be enjoyed and where the spike height suits the border.

Kahili Ginger (Hedychium gardnerianum) bears fragrant flower spikes from July to September and reaches about 2.44 metres.

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

Hedychium gardnerianum

Kahili ginger | Hedychium gardnerianum

Hedychium spicatum is a perennial herbaceous plant reaching about 1.5 m, notable for its strongly scented flowers. It is native to S Asia and belongs to the Zingiberaceae. Flowering is in July to September and the blooms are valued for their perfume. Plants prefer a sunny site and reliably moist, well-drained soil.

Spiked ginger lily (Hedychium spicatum) is a 1.5 m herbaceous perennial from S Asia with fragrant flowers in July to September.

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

Hedychium spicatum

Spiked ginger lily | Hedychium spicatum

Hedychium × raffillii of gardens 'C. P. Raffill' is a named garden selection within the genus Hedychium, commonly referred to as Ginger Lily. It belongs to the family Zingiberaceae and is offered under the cultivar name 'C. P. Raffill'. Flowering occurs from July to September. The cultivar name is important when buying to ensure you receive this specific garden selection.

Ginger Lily Hedychium × raffillii of gardens 'C. P. Raffill' flowers July to September and is sold under the cultivar name 'C. P. Raffill'.

Hedychium × raffillii of gardens 'C. P. Raffill'

Ginger Lily | Hedychium × raffillii of gardens 'C. P. Raffill'

Roscoea cautleoides is a perennial herbaceous plant in the ginger family Zingiberaceae, native to the Sichuan and Yunnan provinces of China. It belongs to the genus Roscoea and carries that botanical identity. In the UK it flowers from June to August. The botanical name should be used for accurate identification.

Roscoea cautleoides is a perennial herbaceous plant from Sichuan and Yunnan, flowering in the UK from June to August.

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

Roscoea is a genus of perennial plants of the family Zingiberaceae. While most members of the ginger family are tropical, Roscoea species are native to cooler mountainous regions of the Himalayas, China and its southern neighbours.

Roscoea cautleoides

Roscoea cautyloides is a perennial member of the ginger family with orchid-like flowers formed largely from staminodes rather than true petals. It dies back each year to a short, vertical rhizome with tuberous roots. Native to cooler mountainous regions of Asia, it produces its flowering stems in early summer. Flowers appear June to August.

Roscoea cautyloides is a perennial ginger with orchid-like flowers that bloom June to August in cool, open or woodland-edge spots.

Roscoea cautyloides

Roscoea purpurea is a perennial herbaceous member of the ginger family grown for its purple, orchid-like flowers. Native to the Himalaya, it flowers in the UK from June to August. It prefers a sheltered position in partial shade with moist, well-drained soil. It suits rock and woodland garden planting where summer blooms can be shown to advantage.

Purple roscoea (Roscoea purpurea) produces purple to mauve flowers from June to August and prefers sheltered, moist partial shade in the UK.