Betula papyrifera 'Saint George'

RHS Plant Profile
paper birch 'Saint George'
Trees

Large deciduous tree about 20m tall, the trunk with white and pale tan papery bark, peeling in thin layers and contrasting with the dark brown branches. Smooth, small, dark green leaves turn yellow to orange in autumn; yellow male catkins are 10cm long and appear in early spring

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

Higher than 12 metres

Max Spread

wider than 8 metres

Size

Time to Maturity
20–50 years
Max Spread
wider than 8 metres
Max Height
Higher than 12 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Betulaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Spreading branched
Genus
Betula can be deciduous trees or shrubs, usually colouring well in autumn and often with striking white, pink, or peeling brown bark; separate male and female catkins open before or with the leaves in spring
Name Status
Accepted

How to Grow

Cultivation

Grow in moderately fertile, moist but well-drained soil in full sun or partial shade but tolerant of a range of soil conditions. See tree cultivation for further advice

Propagation

Propagate by softwood cuttings or grafting

Suggested planting locations and garden types

  • Architectural
  • Coastal
  • Cottage and informal garden
  • Wildlife gardens

Pruning

Pruning group 1

Pests

May be susceptible to birch borers, leaf-mining sawflies and aphids

Diseases

May be susceptible to honey fungus, a tree rust and powdery mildews