About
This woody-based evergreen perennial to 20cm tall, with obovate leaves to 15cm long and clusters of trumpet-shaped, 2-lipped, light purple flowers to 1.5cm across, paler in the throat.
About the genus
Tetranema are evergreen perennials or subshrubs with rosettes of leathery, scalloped leaves and erect stems bearing clusters of trumpet-shaped mauve to deep pink flowers in summer
Growing conditions
SunlightFull shade
Soil typeLoam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectNorth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH1B
Plant details
Plant typeConservatory Greenhouse
HabitBushy
FoliageEvergreen
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesPatio and container plants
Care notes
CultivationUnder glass, grow in a moist but well-drained, peat-free, loam-based compost in bright, but diffused light. Happy in moderate to high levels of atmospheric humidity. Water moderately in summer and fertilise with a balanced fertiliser once a month. Reduce watering in winter.
PruningNo pruning required
PropagationPropagate by seed sown in containers at 18-21C (64-70F) as soon as ripe or in spring. Established clumps can be divided in spring.
Pest resistanceMay be susceptible to aphids
Disease resistanceGenerally disease-free