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Begonia sutherlandii (T) AGM

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© RHS

Characteristics

Plant type

Conservatory/Greenhouse

Habit

Trailing

Resilience

Hardiness

H2 (tender - cool or frost-free greenhouse)

Colour

Flower

Orange in Autumn and Summer

Foliage

Pale Green in Autumn, Spring and Summer

Stem

Pale Red in Autumn, Spring and Summer

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

Sutherland begonia

Family

Begoniaceae


Begonia can be annuals, evergreen or deciduous perennials or shrubs, with fibrous, tuberous or rhizomatous roots and usually asymmetrical leaves, often strikingly patterned, and small or large flowers, both male and female in the same cluster

Tuberhybrida begonias are bushy tuberous perennials with glossy leaves and usually double flowers in small clusters in summer; most are dormant in winter

B. sutherlandii is a deciduous tuberous perennial to 30cm, with trailing red stems, light green leaves often veined red and abundant orange flowers 2cm across in summer and early autumn

How to grow

Sunlight

  • Part shade

Aspect

  • South-facing, West-facing or East-facing
  • Sheltered

Cultivation

Grow outdoors in well-drained humus-rich, neutral to acidic soil. Grow in good but not direct light in a frost-free area. Under glass grow in well drained loam-less or loam-based compost. Will not tolerate water logging

Soil

  • Well-drained
  • Acid or Neutral
  • Loam or Sand

Propagation

Propagate by seed, stem tip or leaf cuttings

Suggested planting locations and garden types

Cottage/Informal Garden, Low Maintenance, Mediterranean Climate Plants or Patio/Container Plants


How to care

Pruning

No pruning required

Pests

Can get caterpillars, mealybugs, tarsonemid mite, thrips, vine weevil and aphids

Diseases

May be infected by powdery mildews, stem rot and rhizome rot