Codonopsis benthamii is a climbing herbaceous perennial in the Campanulaceae family. It is deciduous and thrives in full sun or partial shade, favouring east, south, or west-facing sheltered aspects. This cultivar grows well in moist but well-drained soils, including chalk, loam, or sand, across a range of pH levels from acid to alkaline. Hardy to UK zone H5, it is suitable for cottage and informal gardens, particularly as a climber on walls or shrubs. It produces interest in spring and summer and is propagated by seed sown in containers within a cold frame during autumn.

Codonopsis benthamii is a hardy climbing perennial with spring and summer interest, ideal for sheltered sunny or partially shaded walls in cottage gardens.

Codonopsis benthamii

Codonopsis lanceolata, known as narrow-leaved bonnet bellflower, is a climbing herbaceous perennial within the Campanulaceae family. It features deciduous foliage and produces bell-shaped blooms in spring and summer, often with intricate veining. This cultivar thrives in full sun or partial shade on east, south, or west-facing sheltered aspects, preferring moist but well-drained soils including chalk, loam, and sand with a range of pH levels. Hardy to UK zone H5, it is suited to cottage and informal gardens, where it can be trained as a climber on walls or structures.

Narrow-leaved bonnet bellflower is a hardy climber with bell-shaped blooms in spring and summer, ideal for cottage and informal gardens in sun or partial shade.

Codonopsis lanceolata

Codonopsis pilosula, also known as Dangshen (Chinese: 党参; pinyin: Dǎngshēn), is a perennial species of flowering plant in the bellflower family. It is native to Asia, where it grows in forests, meadows, and scrub. The polysaccharide fraction of this species has been reported to exert immunomodulatory and anti-inflammatory effects (Chu et al., 2016). The best inhibitory activity was recorded towards A 549 cells, but no reference drugs have been used. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is hardy in most of the UK (RHS H5). Suggested uses include cottage and informal garden and climber and wall shrubs. It tolerates soil of any pH, moist but well-drained conditions and east-facing, south-facing and west-facing aspects. Plant at appropriate depth in well-drained soil.

Codonopsis pilosula, commonly known as dang shen, is part of the Campanulaceae family and includes a range of herbaceous perennials that can grow upright or climb. This species is characterized by its fleshy or tuberous roots and can develop intricate veining on its simple leaves.

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

Codonopsis pilosula

Codonopsis tubulosa is a climbing herbaceous perennial in the Campanulaceae family, known for its deciduous foliage. It thrives in full sun or partial shade on east, south, or west-facing aspects, preferring sheltered positions. This cultivar grows well in chalk, loam, or sand soils that are moist but well-drained, with a pH ranging from acid to alkaline. Hardy to UK zone H5, it is suitable for cottage and informal gardens, particularly as a climber on walls or shrubs. It produces interest in spring and summer and is best propagated by sowing seed in containers in a cold frame during autumn.

Codonopsis tubulosa is a climbing perennial with deciduous foliage, ideal for sheltered spots in full sun or partial shade, flowering in spring and summer.