Euonymus japonicus 'Benkomasaki'

RHS Plant Profile

Japanese spindle 'Benkomasaki'

Synonyms

Euonymus japonicus 'Benkomasaki Erecta'

Shrubs

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An upright, evergreen shrub, with tightly packed dark green glossy leaves which are brighter green when young. Pale green inconspicuous flowers are produced in spring.

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1-1.5 metres
Max Height: 1.5-2.5 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun Partial shade

Aspect: South–facing or West–facing or North–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): H7

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Celastraceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Columnar upright
Potentially harmful: Humans/Pets: Harmful if eatenwear gloves and other protective equipment when handling. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Euonymus can be deciduous or evergreen shrubs or small trees, often with fine autumn colour, and small flowers followed by colourful fruits
Name Status: Accepted

How to Grow

Cultivation

Grow in well-drained soil in full sun or partial shade. If grown in full sun they will need a more moist soil.

Propagation

Propagate by semi ripe cuttings in summer

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Low Maintenance
Flower borders and beds
Hedging and screens
Wall side borders

Pruning

No pruning required, trim if necessary.

Pests

May be susceptible to vine weevil, horse chestnut scale, euonymus scale and caterpillars

Diseases

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