Uvularia grandiflora is a perennial herbaceous plant in the Colchicaceae, noted for nodding yellow, bell-shaped flowers. It typically grows to about 0.3 m and prefers full shade. Flowers appear April to May, and the species is used for naturalising in woodland conditions.

Large-flowered bellwort (Uvularia grandiflora) is a fully hardy woodland perennial that blooms April to May with nodding yellow flowers.

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

Uvularia is a genus of flowering plants in the family Colchicaceae, which is closely related to the lily family (Liliaceae). They are commonly called bellworts, bellflowers, or merrybells.

Uvularia grandiflora

Large-flowered bellwort | Uvularia grandiflora

Uvularia grandiflora 'Lynda Windsor' (bellwort 'Lynda Windsor') is a clump-forming herbaceous perennial in the Colchicaceae family. Like other Uvularia species, it grows from rhizomes and features arching stems with alternate ovate leaves. This cultivar produces nodding, narrow, bell-shaped yellow flowers in spring and summer. It is deciduous and thrives in moist but well-drained fertile soils, preferring full or partial shade in sheltered, north-, east-, or west-facing aspects. Suitable for cottage gardens, flower borders, and underplanting roses or shrubs, it is hardy to UK zone H7 and can be propagated by seed or division.

Bellwort 'Lynda Windsor' is a hardy herbaceous perennial for full or partial shade, ideal for spring and summer interest in cottage gardens and borders.

Uvularia grandiflora 'Lynda Windsor'

Bellwort 'Lynda Windsor' | Uvularia grandiflora 'Lynda Windsor'

Uvularia grandiflora 'Susie Lewis' is a clump-forming cultivar of the bellwort genus Uvularia, which comprises herbaceous perennials growing from rhizomes. This deciduous plant features arching stems with alternate, ovate leaves and produces nodding, narrow, bell-shaped yellow flowers. It thrives in full or partial shade, preferring sheltered north-, east-, or west-facing aspects, and grows best in fertile, moist but well-drained soils including chalk, clay, loam, and sand with acid to neutral pH. Hardy to UK zone H7, it is suitable for cottage gardens, flower borders, and underplanting roses and shrubs, with interest in spring and summer.

Bellwort 'Susie Lewis' is a hardy, clump-forming perennial with arching stems and ovate leaves, ideal for shaded borders and cottage gardens in spring and

Uvularia grandiflora 'Susie Lewis'

Bellwort 'Susie Lewis' | Uvularia grandiflora 'Susie Lewis'

Uvularia grandiflora orange-flowered is a clump-forming herbaceous perennial belonging to the genus Uvularia, known for its arching stems and alternate ovate leaves. Unlike the typical yellow nodding, narrow bell-shaped flowers of the genus, this cultivar features distinctive orange-flowered bellwort blooms. It is deciduous and thrives in full or partial shade, favouring sheltered, north-, east-, or west-facing aspects. Suitable for moist but well-drained fertile soils including chalk, clay, loam, and sand with acid to neutral pH, it is hardy to UK zone H7. This plant is ideal for cottage gardens, flower borders, and underplanting roses and shrubs, with interest in spring and summer.

Orange-flowered bellwort is a hardy herbaceous perennial with arching stems, ideal for shaded borders and underplanting in spring and summer.

Uvularia grandiflora orange-flowered

Orange-flowered bellwort | Uvularia grandiflora orange-flowered

Uvularia perfoliata is a perennial forb that bears nodding, pale yellow bell-shaped flowers in April to May. It reaches about 0.4 m and often shows leaves that appear to clasp the stem, giving the species its common name. It prefers full shade on moist but well‑drained sandy or loamy soils and is fully hardy in UK gardens (H7; USDA 4–8). The brief spring display is most noticeable at the woodland floor level.

Perfoliate bellwort Uvularia perfoliata produces pale yellow nodding bells in April–May and favours moist, well‑drained sandy or loamy soils in full shade.

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

Uvularia perfoliata

Perfoliate bellwort | Uvularia perfoliata

Uvularia sessilifolia is a spring-flowering perennial herb native to eastern Canada and the eastern United States, notable for its early-season creamy-yellow blooms. It grows to about 0.3 m and favours full shade on moist, well-drained sandy or loamy soils. Fully hardy in the UK (H7), it is suited to woodland and naturalising plantings.

Sessile bellwort (Uvularia sessilifolia) is a shade-loving perennial that flowers in April to May and suits woodland and naturalised plantings.

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

Uvularia sessilifolia

Sessile bellwort | Uvularia sessilifolia

Uvularia sessilifolia 'Variegata' is a clump-forming cultivar of the Uvularia genus, which comprises herbaceous perennials growing from rhizomes. This deciduous plant features arching stems with alternate, ovate leaves, and produces nodding, narrow, bell-shaped yellow flowers in spring and summer. It thrives in full or partial shade, preferring sheltered, north-, east-, or west-facing aspects with moist but well-drained soil types including chalk, clay, loam, and sand. Suitable for cottage and informal gardens, flower borders, and underplanting roses and shrubs, it is hardy to UK zone H7.

Uvularia sessilifolia 'Variegata' is a hardy, deciduous perennial with variegated leaves, ideal for shaded borders and underplanting in spring and summer.