Citrus × junos

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Synonyms

Citrus wilsonii

Fruit Edible Shrubs Trees
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A naturally occuring citrus hybrid grown for the highly aromatic peel on its tangerine-sized fruit. It is an upright, thorny, evergreen shrub or, ultimately, a small tree. Small, white, strongly-scented flowers in spring are followed by fruit with thick, bumpy, skin starting bright green ripening through yellow to orange

Position

Full sun

Soil Types

Clay, Loam, Sand

Max Height

4-8 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
10–20 years
Max Spread
2.5-4 metres
Max Height
4-8 metres

Growing Conditions

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

Position

Full sun
Aspect
South–facing or West–facing
Exposure
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)
H3

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Rutaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
Fruit harmful to skin with sunlight/skin allergen (lemon and lime-bearing Citrus only). Wear gloves and other protective equipment when handling
Genus
Citrus are typically evergreen shrubs or trees, frequently spiny, with simple, leathery, aromatic leaves, usually with winged stalks, and often fragrant white or pink-tinged flowers, followed by large, juicy fruits
Name Status
Correct
Plant Range
China

How to Grow

Cultivation

Grow as a conservatory or greenhouse plant, in a container of peat-free, loam-based potting compost with added grit, in full light, with shade from hot sun. In growth during spring and summer, water freely, and mist daily. Apply fertilisers formulated for citrus, throughout the year, following the manufacturer’s instructions; water sparingly in winter. See citrus cultivation for further information

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

  • City and courtyard gardens
  • Patio and container plants
  • Mediterranean climate plants
  • Wall side borders

Pruning

Pruning group 1

Pests

May be susceptible to citrus red spider mite and glasshouse red spider mite, soft scale and fluted scale, aphids, caterpillars and mealybugs under glass

Diseases

Generally disease-free