P. tenuifolium is a large, broadly columnar evergreen shrub with slender, dark shoots. Leaves rounded, glossy light green, with wavy margins. Small, honey-scented deep purple flowers open in clusters in late spring and early summer
Other common nameskohuhu
New Zealand pittosporum
SynonymsPittosporum tenuifolium 'Nigricans'
Pittosporum nigricans hort.
see morePittosporum mayi hort.
Ultimate height4–8 metres
Time to ultimate height10–20 years
Ultimate spread2.5–4 metres
MoistureMoist but well–drained, Well–drained
pHAcid, Alkaline, Neutral
Colour & scent
- Full sun
- Partial shade
West–facing or South–facing or East–facing
- Native to the UK
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
- Plant range
- New Zealand
How to grow
Easy to grow in fertile, moist but well-drained, soil. May need protection in colder climes especially from cold, drying winds. Plant in full sun for the best leaf effect
Propagate by semi-hardwood cuttings in summer
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Flower borders and beds
- Wall side borders
Generally disease free
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.