• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Chamaecyparis lawsoniana 'Green Hedger'

Lawson's cypress 'Green Hedger'

Lawson's cypress 'Green Hedger'

© � RHS 2001

  • Other common names Lawson's cypress 'Green Hedger'

  • Synonyms Chamaecyparis lawsoniana 'Jackman's Green Hedger'

  • 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

  • Family Cupressaceae / Cupressaceae

  • Species 'Green Hedger' is an evergreen conifer of dense growth and conical habit, making a medium-sized tree with rich green foliage, retaining the lowest branches well

Characteristics

  • Foliage Evergreen

  • Habit Columnar_Upright#Columnar/Upright

  • Toxicity Foliage may cause skin irritation

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or North-facing or West-facing or East-facing

  • Exposure Exposed or Sheltered

Soil

  • Chalk

    Chalk

  • Chalk

    Clay

  • Chalk

    Sand

  • Chalk

    Loam

  • MoistureMoist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAcid, Neutral

Size

  • Ultimate height

    Higher than 12 metres

  • Ultimate spread

    2.5-4 metres

  • Time to ultimate height

    20-50 years

How to grow

Cultivation Grows well in moist but well-drained soil. Tolerant of chalk soils but prefers slightly acidic soil. Excellent for hedging or screens

Propagation Propagate by grafting and semi-hardwood cuttings

Suggested planting locations and garden types Hedging & Screens Low Maintenance Architectural

How to care

Pruning No pruning required, but shaped subjects, including hedges, will need trimming twice a year.

Pests Aphids can cause severe die-back, also gets juniper scale and shoot-boring moths

Diseases May be affected by honey fungus and Phytophthora root diseases

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