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HouseplantsConservatory Greenhouse

Sinningia conspicua

conspicuous sinningia

A tuberous perennial to about 30cm with rosettes of soft, rounded, hairy leaves. In summer produces an upright spike of foxglove-like flowers, cream outside, pale to mid-yellow inside, often with purple markings and a light, lemon fragrance

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Cream Yellow Green
Autumn Green
Winter
Position
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Sheltered
Hardiness
H1A
Botanical details
Family
Gesneriaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Genus

Sinningia can be deciduous, tuberous perennials or small, deciduous or evergreen shrubs, with simple, fleshy leaves and large, bell-shaped, to tubular flowers in summer

Name status

Correct

How to grow

Cultivation

Grow under glass, or as a houseplant, in loamless potting compost in bright, filtered light. Allow to die down in autumn and dry off tubers over winter, starting into growth again in early spring

Propagation

Propagate by stem-tip (softwood) cuttings, or by dividing tubers

Suggested planting locations and garden types
  • Sub-tropical
  • Patio and container plants
Pruning

Cut back after flowering

Pests

May be susceptible to leafhoppers and thrips

Diseases

Generally disease-free

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.