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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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Ultimate height

0.1–0.5 metres

Time to ultimate height

1–2 years

Ultimate spread

0.1–0.5 metres

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

East–facing or South–facing or West–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

H1A

Botanical details

Family: Gesneriaceae
Native to GB / Ireland: 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 peat-free 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

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