Overview

Astelia petriei is a plant with a clump-forming, bushy habit in the genus Astelia, part of the Asteliaceae family, with evergreen, sword-shaped, metallic sheen foliage. Astelia petriei grows best in partial shade and full sun, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H3. Suggested uses include architectural feature, mixed borders, herbaceous borders and containers.

About

Astelia petriei is a clump-forming, bushy evergreen cultivar within the Astelia genus, known for its sword-shaped foliage with a distinctive metallic sheen. It thrives in partial shade to full sun, favouring east- or west-facing aspects in sheltered locations. This cultivar grows well in a variety of soil types including loam and sand, across acid, alkaline, and neutral pH levels, provided the soil is moist and well-drained. Hardy to UK zone H3, it is suitable for use as an architectural feature, in mixed or herbaceous borders, and in containers. Propagation can be achieved by division or seed.

About the genus

Astelia is a genus of flowering plants in the recently named family Asteliaceae. They are rhizomatous tufted perennials native to various islands in the Pacific, Indian, and South Atlantic Oceans, as well as to Australia and to the southernmost tip of South America. A significant number of the known species are endemic to New Zealand.

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

Growing conditions

Best soil and position for Astelia

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

Plant details

Astelia petriei size, habit and characteristics

Habit
Clump-forming, Bushy
Foliage
Evergreen, Sword-shaped, Metallic sheen
Suggested uses
Architectural feature, Mixed borders, Herbaceous borders, Containers

Care notes

Pruning and caring for Astelia petriei

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

Frequently asked questions

Where is the best place to plant Astelia petriei?

Astelia petriei prefers partial shade and full sun. It suits sheltered positions.

What soil does Astelia petriei need?

Astelia petriei grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays moist to well-drained.

Is Astelia petriei hardy in the UK?

Astelia petriei 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 Astelia petriei?

Division, Seed.