Kerria japonica 'Albescens'

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Japanese rose 'Albescens'

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Japanese rose 'Albescens' RHS
Japanese rose 'Albescens' RHS / Joanna Kossak
Japanese rose 'Albescens' RHS
Shrubs
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A deciduous shrub to around 1.5m tall with slender, arching, green stems and ovate to lanceolate toothed leaves up to 10cm long that turn pale yellow in autumn. Creamy-white, single flowers to 5cm in diameter are borne in spring

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
2–5 years
Max Spread
1-1.5 metres
Max Height
1-1.5 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
West–facing or East–facing or South–facing or North–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
Rosaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Kerria are deciduous shrubs withgreen young shoots bearing simple, toothed leaves and rose-like, solitary 5-petalled flowers in mid-spring
Name Status
Accepted

How to Grow

Cultivation

Grow in any well-drained or moist but well-drained soil in sun or partial shade. Good for woodland settings but may form large thickets and has the potential to become a nuisance if not managed well

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Flower borders and beds
  • Wall side borders

Pruning

Pruning group 3 and sucker removal if necessary in autumn or winter

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus (rarely)