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Streptocarpus 'Crystal Ice'PBR
  • RHS AGM

Cape primrose 'Crystal Ice'

'Crystal Ice' is a rosette-forming perennial with oblong, dark green leaves and sprays of white flowers with heavy violet-blue veining on the lower lobes

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue White Green
Summer Blue White Green
Autumn Blue White Green
Winter Blue White Green
Position
  • Partial shade
Aspect

East–facing or South–facing

Exposure
Sheltered
Hardiness
H1C
Botanical details
Family
Gesneriaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming, Bushy
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

Name status

Accepted

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How to grow

Cultivation

Grow under glass in loam-less compost in bright filtered light. Allow compost to dry between waterings. Remove faded flower stalks to discourage seedlings. See Streptocarpus cultivation for further advice

Propagation

Propagate by seed or leaf cuttings

Suggested planting locations and garden types
  • Patio and container plants
Pruning

No pruning required

Pests

May be attacked by leafhoppers, mealybugs, thrips, vine weevil and tarsonemid mite

Diseases

Generally disease free

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