About

Summer Deep Purple' is a perennial reaching 40cm tall with narrow, arching, mid-green leaves clasping the stems. The purple flowers are carried in small, terminal clusters in mid- to late summer.

About the genus

Roscoea are tuberous perennials with arching, linear or lance-shaped leaves and showy orchid-like flowers in summer or autumn

Growing conditions

SunlightPartial shade
Soil typeClay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectNorth-facing, East-facing, West-facing
ExposureSheltered
UK hardinessH5

Plant details

Plant typeHerbaceous Perennial
HabitColumnar upright
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Patio and container plants

Care notes

CultivationPlant tubers 15cm deep in winter or early spring. Grow on in moderately fertile, humus-rich, leafy, moist but well-drained soil, in a cool, sheltered site in partial shade
PruningDeadhead after flowering
PropagationPropagate by division in spring
Pest resistanceSlugs and vine weevils may be a problem
Disease resistanceGenerally disease-free but may be susceptible to a virus