About
A rhizomatous perennial forming a rosette of strap-shaped, finely hairy leaves. Clusters of tubular, dark blue flowers are produced from spring to autumn, held on slender stalks to 20cm above the foliage.
About the genus
Streptocarpus can be annuals, perennials or subshrubs, with usually wrinkled, lance-shaped to rounded leaves and clusters of tubular to trumpet-shaped flowers with 5 spreading lobes, often borne throughout the year
Growing conditions
SunlightFull sun, Partial shade
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, South-facing, West-facing
ExposureSheltered
UK hardinessH1C
Plant details
Plant typeHouseplants
HabitTufted
FoliageEvergreen
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesHouseplants
Care notes
CultivationGrow as a houseplant in free-draining compost on an east or west-facing windowsill, or grow in a temperate or warm greenhouse in bright filtered light with shade from hot sun. Water sparingly as compost dries in winter and in the growing season water freely allowing compost to dry out between waterings; feed fortnightly with a high-potassium fertiliser. See Streptocarpus cultivation
PruningRemove faded flower stalks
PropagationPropagate by division or leaf cuttings in spring
Pest resistanceMay be susceptible to glasshouse leafhoppers, mealybugs, thrips, vine weevil and tarsonemid mite
Disease resistanceMay be susceptible to grey moulds (botrytis) or powdery mildews