Sinningia canescens

RHS Plant Profile

Brazilian edelweiss

RHS / Joanna Kossak

Conservatory Greenhouse Herbaceous Perennial

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An erect tuberous perennial to 30cm, with grey-green obovate leaves to 15cm in length, covered with silky hairs, and small clusters of tubular orange-red or rose-pink flowers 2.5cm in length

Position

Partial shade

Soil Types

Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1–2 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Loam Sand

Moisture: Moist but well–drained
pH: Acid or Neutral

Position

Partial shade

Aspect: West–facing or South–facing or East–facing
Exposure: Exposed or 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
Plant Range: Brazil

How to Grow

Cultivation

Grow in moist but well-drained, humus-rich, neutral to acid soil in partial shade

Propagation

Propagate by seed or tubers

Suggested planting locations and garden types

Patio and container plants

Pruning

Cut back after flowering

Pests

May be susceptible to leafhoppers and thrips

Diseases

Generally disease-free