Cercidiphyllum japonicum 'Boyd's Dwarf'

RHS Plant Profile

katsura 'Boyd's Dwarf'

RHS

Trees

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An elegant, small to medium, deciduous tree, with paired, broadly heart-shaped leaves, to 10cm in length. Foliage is bronze-tinted when young, shades of green in summer, then turning yellow, orange and pink in autumn; the autumn leaves with a toffee-fragrance. Flowers and fruits inconspicuous

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Sand

Max Height

2.5-4 metres

Max Spread

2.5-4 metres

Size

Time to Maturity: 10–20 years
Max Spread: 2.5-4 metres
Max Height: 2.5-4 metres

Growing Conditions

Chalk Clay Sand

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

Position

Full sun Partial shade

Aspect: South–facing or North–facing or West–facing or East–facing
Exposure: 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

Fragrance Foliage

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Cercidiphyllaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Cercidiphyllum are large deciduous trees with kidney-shaped to ovate leaves, often bronze when young, and colouring well in the autumn; flowers inconspicuous
Name Status: Accepted

How to Grow

Cultivation

Best grown in a woodland setting; the leaves may be damaged by late frosts

Propagation

Propagate by seed, basal or semi-hardwood cuttings

Suggested planting locations and garden types

Cottage and informal garden
Hedging and screens

Pruning

Pruning group 1

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus