Carpinus orientalis

RHS Plant Profile
oriental hornbeam

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oriental hornbeam RHS

Synonyms

Carpinus duinensis

Shrubs Trees
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Carpinus orientalis is a slow-growing, densely-branched small tree or large shrub up to around 5m tall with glossy, prominently veined and sharply toothed leaves to 5cm long. Spring flowers are borne in separate male and female catkins with female flowers going on to form clusters of winged nuts

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

4-8 metres

Max Spread

4-8 metres

Size

Time to Maturity
more than 50 years
Max Spread
4-8 metres
Max Height
4-8 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
South–facing or East–facing or West–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)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Betulaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Carpinus are deciduous shrubs and trees with attractive foliage and hop-like fruit clusters in late summer and autumn
Name Status
Correct
Plant Range
SE Europe, Turkey

How to Grow

Cultivation

Grow in any moderately fertile soil in full sun or partial shade

Propagation

Propagate by seed or by softwood cuttings

Suggested planting locations and garden types

  • Low Maintenance
  • Hedging and screens

Pruning

Pruning group 1

Pests

May be susceptible to caterpillars and aphids

Diseases

May be susceptible to powdery mildews, coral spot and sometimes honey fungus