Nothofagus obliqua

RHS Plant Profile

roble beech

RHS

Other common names

roble

Synonyms

Nothofagus obliqua var. macrocarpa
Nothofagus macrocarpa

Trees

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A large, deciduous, fast-growing tree to 20m or more, with alternate leaves in two opposite rows, ovate, shortly toothed, 4-7cm long, dark green above, pale glaucous below, colouring yellow and crimson in autumn

Position

Full sun

Soil Types

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

Clay Loam Sand

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

Position

Full sun

Aspect: South–facing or West–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): H5

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Nothofagaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Columnar upright
Genus: Nothofagus is a genus of southern hemisphere, deciduous or evergreen, trees with similarities to the northern Fagus (beech), but differing in their very short-stalked, usually much smaller leaves, and the male and female flowers being solitary or in threes rather than grouped
Name Status: Correct
Plant Range: Chile, Argentina

How to Grow

Cultivation

Grow in fertile, moist but well-drained lime-free soil in full sun

Propagation

Propagate by seed

Suggested planting locations and garden types

Architectural

Pruning

Pruning group 1

Pests

May be susceptible to aphids and beech bark scale

Diseases

May be susceptible to honey fungus in gardens where it is present but insufficient data to determine degree of susceptibility. May also be susceptible to root rot