Skip to site navigation

Acer palmatum (Palmatum Group) 'Shishi-gashira' AGM

Home  |  Plants > Plant Selector > Acer palmatum (Palmatum Group) 'Shishi-gashira' AGM

© RHS

Characteristics

Plant type

Shrub

Habit

Bushy

Toxicity

Resilience

Hardiness

H6 (hardy - very cold winter)

Colour

Foliage

Green in Spring and Summer
Orange in Autumn

Size

Ultimate height

2.5-4 metres

Ultimate spread

1.5-2.5 metres

Time to ultimate height

20-50 years


Preferred common name

Japanese maple 'Shishigashira'

Family

Sapindaceae


Acer can be deciduous trees or large shrubs with paired, often palmately-lobed leaves and small flowers followed by characteristic winged fruits. Many have fine autumn colour, and some have ornamental stems

'Shishi-gashira' is a dense bushy shrub of distinctive upright habit, with masses of small, dark green, lobed leaves turning soft orange in autumn

Synonym(s)

  • Acer palmatum 'Mejishi'
  • Acer palmatum 'Ribesifolium'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, West-facing or East-facing
  • Sheltered

Cultivation

Grow in a moist but well-drained soil. Water in summer if necessary. Leaf colour is best in partial shade, although full sun can be tolerated. Leaf scorch can be caused by lack of soil moisture or excessive exposure

Soil

  • Moist but well-drained
  • Acid or Neutral
  • Loam, Clay, Sand or Chalk

Propagation

Propagate by grafting or softwood cuttings

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden or Low Maintenance


How to care

Pruning

Pruning group 1

Pests

aphids and horse chestnut scale may be a problem

Diseases

Verticillium wilt is sometimes a problem