Pittosporum tobira 'Nanum'

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Japanese pittosporum 'Nanum'

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Japanese pittosporum 'Nanum' RHS
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Japanese pittosporum 'Nanum' visionspictures.com
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A small, dense, slow-growing, evergreen shrub to about 1m with leathery, glossy, obovate leaves, and large, terminal umbels of small, sweetly-scented flowers opening white, soon turning yellow, in late spring and early summer

Position

Full sun, Partial shade

Soil Types

Chalk, 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 Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
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
Drought Resistance
Yes

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Pittosporaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus
Pittosporum are evergreen shrubs or trees with simple, leathery leaves and small, often fragrant, 5-petalled flowers, followed by spherical, woody fruits splitting to reveal seeds embedded in sticky pulp
Name Status
Unresolved

How to Grow

Cultivation

Grow outdoors in moist but well-drained soil in full sun. Protect from cold drying winds. Grow under glass in peat-free, loam-based compost in full light

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

  • Mediterranean climate plants
  • City and courtyard gardens
  • Low Maintenance
  • Hedging and screens

Pruning

Pruning group 1

Pests

May be susceptible to glasshouse red spider mite, aphids, cushion scale and pittosporum sucker

Diseases

May be susceptible to powdery mildews, leafspot and honey fungus (rarely)