About

A lax, evergreen shrub producing clusters of lightly aromatic, purple-blue, funnel-shaped flowers in summer and autumn. These are followed by red berries.

About the genus

A genus of around 150 diverse species of flowering shrubs, native to tropical America, Asia and the Pacific. They have green foliage and flowers which can be cup or star-shaped in shades of purple, white or pink

Growing conditions

SunlightFull sun
Soil typeLoam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH3

Plant details

Plant typeClimber Wall Shrub, Conservatory Greenhouse, Shrubs
HabitBushy
FoliageEvergreen
Height1.5-2.5 metres
Spread1.5-2.5 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Patio and container plants, Mediterranean climate plants
Native toParaguay, Argentina
FragranceFlower
ToxicityAll parts can cause severe discomfort if eaten. Wear gloves and wash hands after handling

Care notes

CultivationMay survive as a wall-shrub in very mild areas, or grow as a standard in a pot and take under cover for winter. Otherwise grow in a cool greenhouse or conservatory with shade from the brightest sun and moderate humidity. Plants will require support
PruningPruning group 9 if freestanding or pruning group 12 as a wall shrub
PropagationPropagate by seed, or semi-ripe cuttings taken in summer or early autumn and rooted with gentle bottom heat
Pest resistanceMay be susceptible to aphids and glasshouse red spider mite whilst under glass
Disease resistanceProne to grey moulds under glass