Indigofera decora is a shrub valued for its summer flowering display and decorative use. It reaches about 1.0 m and suits sunny, open sites where a low-to-medium shrub is required. Native to China and Japan, it flowers in the UK from June to September. It prefers full sun and moist but well-drained sandy or loamy soil and is fully hardy (H7).

Summer wisteria Indigofera decora is a 1.0 m decorative shrub that flowers June to September and prefers full sun in moist, well-drained sandy or loamy.

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

Indigofera is a large genus of over 750 species of flowering plants belonging to the pea family Fabaceae. They are widely distributed throughout the tropical and subtropical regions of the world.

Indigofera decora

Summer wisteria | Indigofera decora

Indigofera gerardiana is a deciduous legume valued for its upright racemes of purple, pea-like flowers produced in summer. It forms pinnate leaves with numerous grey-green oval leaflets and typically reaches around 2–3 m in height and spread. Flowering in the UK runs from June to September. Plants can die back in colder sites but will regrow from the base the following season.

Himalayan Indigo Indigofera gerardiana bears purple, pea-like racemes from June to September and tolerates drought once established.

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

Indigofera gerardiana

Himalayan Indigo | Indigofera gerardiana

By type

More