Overview
Pittosporum tenuifolium 'Irene Paterson' is a bushy, rounded, columnar, upright tree in the genus Pittosporum, part of the Pittosporaceae family, with evergreen, glossy, variegated foliage. It typically grows around 7.0 m tall. Pittosporum tenuifolium 'Irene Paterson' grows best in full sun, and tolerates sandy and loamy soils and any pH. Its UK hardiness is rated H5. Suggested uses include specimen plants, hedging, coastal areas and drought-tolerant. It is native to New Zealand.
About
Pittosporum tenuifolium is a small evergreen tree endemic to New Zealand – growing up to 10 m (33 ft) – commonly known as kōhūhū and black matipo, and by other Māori names kohukohu and tawhiwhi. Its small, very dark, reddish-purple flowers generally go unnoticed, and are scented only at night.
Wikipedia contributors, CC BY-SA 4.0 — Pittosporum tenuifolium
About the genus
Pittosporum is a genus of about 250 species of flowering plants in the family Pittosporaceae. Plants in the genus Pittosporum are shrubs or trees with leaves arranged alternately along the stems. The flowers are arranged singly or in cymes, with white to yellow petals fused at the base forming a short tube, with stamens that are free from each other.
Wikipedia contributors, "Pittosporum", CC BY-SA 4.0 — Pittosporum
Growing conditions
Best soil and position for Pittosporum
- Sunlight
- Full sun
- Soil type
- Sandy, Loamy
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained, Moist but well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
Pittosporum tenuifolium 'Irene Paterson' size, habit and characteristics
- Plant type
- Tree
- Habit
- Bushy, Rounded, Columnar, Upright
- Foliage
- Evergreen, Glossy, Variegated
- Height
- 7.0 m
- Suggested uses
- Specimen plants, Hedging, Coastal areas, Drought-tolerant
- Native to
- New Zealand
- Fragrance
- Scented at night
Care notes
Pruning and caring for Pittosporum tenuifolium 'Irene Paterson'
- Propagation
- Semi-hardwood cuttings, Seed
- Pest resistance
- Generally pest-free
- Disease resistance
- Leaf spot, Powdery mildew
Frequently asked questions
Where is the best place to plant Pittosporum tenuifolium 'Irene Paterson'?
Pittosporum tenuifolium 'Irene Paterson' prefers full sun. It suits sheltered positions.
What soil does Pittosporum tenuifolium 'Irene Paterson' need?
Pittosporum tenuifolium 'Irene Paterson' grows best in sandy and loamy soil. It is happy in soil of any pH. Aim for soil that stays well-drained to moist but well-drained.
How big does Pittosporum tenuifolium 'Irene Paterson' grow?
Pittosporum tenuifolium 'Irene Paterson' reaches a height of 7.0 m.
Is Pittosporum tenuifolium 'Irene Paterson' hardy in the UK?
Pittosporum tenuifolium 'Irene Paterson' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Pittosporum tenuifolium 'Irene Paterson'?
Semi-hardwood cuttings, Seed.
