Chamaecyparis pisifera 'Blue Moon'PBR

RHS Plant Profile
Sawara cypress 'Blue Moon'

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A dwarf, evergreen shrub. Compact globose in shape. Foliage is steel blue.

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
10–20 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Neutral

Position

Full sun
Aspect
South–facing or North–facing or East–facing or West–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
Cupressaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
Contact with skin may aggravate skin allergies. Wear gloves and other protective equipment when handling
Genus
Chamaecyparis are evergreen trees, usually of narrowly ovoid or columnar outline, with much-branched sprays of small scale-like leaves, and small, globose cones; tiny red male cones are conspicuous in a few cultivars
Name Status
Accepted

How to Grow

Cultivation

Grow in moist well drained soil. Tolerant of chalk soils but prefers slightly acidic

Propagation

Propagate by grafting or semi hardwood cuttings

Suggested planting locations and garden types

  • City and courtyard gardens
  • Patio and container plants
  • Low Maintenance
  • Flower borders and beds
  • Banks and slopes

Pruning

No pruning required. Can be clipped lightly to maintain shape

Pests

May be susceptible to aphids, juniper scale and shoot-boring moths

Diseases

May be susceptible to honey fungus and Phytophthora root diseases