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CITRUS trifoliata

Commonly known as Japanese bitter orange

(formerly Ponicirus trifolata) - green stems armed with stout spines. Trifoliate leaves and white strongly scented flowers like Orange blossom
Further Reading....

£15.00 each

  • Deciduous - alternate, 3-palmate leaves, 2.5-6cm (1-2½in) long comprise 3 obovate, dark green leaflets, turning yellow in autumn
  • White
  • Height - 5m (16ft)
  • Spread - 5m (16ft)
  • Medium shrub - Typically grow to around 4-6 feet in height - or small tree. Flowers on second-year wood. Produces solitary flowers followed by orange-like, inedible, green then orange fruit, 4cm (1½in) across
  • Tender - cool or frost free greenhouse - Tolerant of low temperatures, but not surviving being frozen. Except in frost-free inner-city areas or coastal extremities requires glasshouse conditions. Plant can withstand temperatures down to 1°C (34°F)
  • Full sun - shelter from cold winds
  • Additional Features - Good to know - - intoduced into UK by Robert Fortune, Scottish plant hunter, in 1850. Can flower in late spring and again in autumn.
  • Pests & Diseases - none
  • Place of origin - northern China, Korea
  • Flower Shape - Cup-shaped - - cup-shaped, then saucer-shaped flowers 5cm (2in) across
  • Hardiness - Half hardy (down to 0) -
  • Leaf form - Palmate - see photos above
  • Leaf margin - Entire - see photos above
  • Leaf shape - Obovate - see photos above
  • Pruning group - Pruning group 1
    Suitable for: Deciduous and evergreen trees, and some deciduous shrubs.
    Pruning: Minimal pruning required. Prune wayward or crossing branches to maintain a healthy framework.
    When: When dormant in the late winter/early spring. Some in the summer/autumn to prevent bleeding of sap.

    RHS group 1
  • Seasonal Interest - Autumn -
  • Spring
  • Summer
  • Winter
  • Soil Conditions - Fertile well drained soil -
  • Tree Shape - Rounded to broadly spreading -
  • Wildlife - Rabbit Resistant -
5m (16ft)
Medium Shrub - guide for size not form Average Person
  5m (16ft)

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