Overview

Bulbinella angustifolia is a columnar upright herbaceous perennial in the genus Bulbinella, part of the Asphodelaceae family, with deciduous foliage. It typically grows around 1 metres tall. Bulbinella angustifolia grows best in full sun and partial shade, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H3. Suggested uses include city and courtyard gardens, rock garden, coastal, cottage and informal garden, flower borders and beds and wall side borders.

About

Bulbinella angustifolia, commonly known as the Māori onion, is a species of flowering plant in the family Asphodelaceae. It is endemic to the South Island of New Zealand, mostly found in Canterbury and Otago. It is commonly found in tussock grasslands in areas with moderate moisture contents. B. angustifolia reaches a height of up to 100 cm (40 in) tall. In the garden it prefers full sun and partial shade and loam and sand soil. In UK gardens it is half-hardy and may need winter protection in colder areas (RHS H3). Suggested uses include city and courtyard gardens, rock garden, coastal, cottage and informal garden, flower borders and beds and wall side borders. It tolerates acid and neutral soils, moist but well-drained conditions and south-facing, east-facing and west-facing aspects. Plant at appropriate depth in well-drained soil.

Wikipedia contributors, CC BY-SA 4.0Bulbinella angustifolia

About the genus

Bulbinella is a genus of plants in the family Asphodelaceae, subfamily Asphodeloideae, first described as a genus in 1843. Many species are endemic to Cape Province in western South Africa, confined to the winter rainfall area. Other species are endemic to New Zealand, where they are most common in the central Otago region which enjoys a similar climate to the Cape Region of South Africa.

Wikipedia contributors, "Bulbinella", CC BY-SA 4.0Bulbinella

Growing conditions

Best soil and position for Bulbinella

Sunlight
Full sun, Partial shade
Soil type
Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, East-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H3

Plant details

Bulbinella angustifolia size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Columnar upright
Foliage
Deciduous
Height
1 metres
Suggested uses
City and courtyard gardens, Rock garden, Coastal, Cottage and informal garden, Flower borders and beds, Wall side borders

Care notes

Pruning and caring for Bulbinella angustifolia

Propagation
Seed, Division
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Bulbinella angustifolia?

Bulbinella angustifolia prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Bulbinella angustifolia need?

Bulbinella angustifolia grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.

How big does Bulbinella angustifolia grow?

Bulbinella angustifolia reaches a height of 1 metres.

Is Bulbinella angustifolia hardy in the UK?

Bulbinella angustifolia has an RHS hardiness rating of H3, meaning it is half-hardy, tolerating -5 to 1°C, and may need winter protection in colder areas.

How do I propagate Bulbinella angustifolia?

Seed, Division.

More in the Bulbinella genus

Browse all Bulbinella