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nz flax harakeke

NZ flax harakeke (Phormium tenax) is one of New Zealand’s most iconic native plants, instantly recognised for its striking sword-shaped leaves and dramatic flower spikes. As a hardy and versatile evergreen, harakeke brings structure, texture, and movement to both modern landscapes and classic New Zealand gardens, while supporting local wildlife and cultural heritage. This unique plant not only adds stunning visual impact but also offers practical benefits from traditional weaving to supporting native nectar feeders.

Phormium tenax

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Phormium tenax, commonly known as the NZ flax or Harakeke, is a flax plant that produces erect, green, sword-like leaves. Stems rise above the foliage in summer to bear twisted-looking flowers that result in black seed pods in autumn, and the nectar produced by the flowers attracts both birds and butterflies. Harakeke grows as a clump to about 2 m tall and the same wide, performing best when planted in full sun on a well-drained site. It is a popular landscape option that is also often used to contrast with other plant colours. Mass planting on a bank not only provides an outstanding display but is also excellent for helping to stabilise the soil.

Phormium tenax plant in a garden with green foliage.
  • Suited to regions:
    All regions
  • Plant type:
    Flaxes
  • Height:
    2.00 m
  • Spread:
    2.00 m
  • Flowering time:
    Summer
  • Tolerances:
    Coastal, Extended dry periods, Hardy, Wet, Wind
  • Garden uses:
    Banks, Living areas, Parks, Ponds, Pool areas, Specimen
  • Garden styles:
    Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
A large Phormium 'Evening Glow' plant in a garden.
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Phormium 'Evening Glow'

Phormium 'Evening Glow' is a variety of Flax that produces long and broad, sword-like leaves that are coloured various shades of pink and red with a...

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Phormium 'Green Dwarf' flax plant in a native garden with Oioi plants.
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Phormium 'Green Dwarf'

Phormium 'Green Dwarf', also known as Dwarf Green Flax, is a compact, tidy New Zealand flax cultivar with lush, bright green, strap-like leaves. It...

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Phormium 'Emerald Gem' in a native garden.
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Phormium 'Emerald Gem'

Phormium 'Emerald Gem' is a dwarf variety of Mountain Flax or Wharariki. It produces emerald-green leaves and grows to 60 cm tall and 70 cm wide in...

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A large Phormium 'Jester' plant with colourful foliage.
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Phormium 'Jester'

Phormium 'Jester' is a showy variety of Flax that produces leaves that are striped with a broad, pink central band and a dark purple border. This...

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Phormium 'Surfer' plants in pots for sale at The Plant Company nursery.
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Phormium 'Surfer'

Phormium 'Surfer' is a compact New Zealand native flax admired for its striking green leaves edged with bronze and red tones. Its upright, arching...

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Dianella Goddess

Dianella Goddess is a variety of the commonly known, NZ Flax Lily, and produces upright, strap-like leaves which are a rich, dark green with a blue...

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Phormium 'Surfer Bronze' plants for sale at The Plant Company nursery.
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Phormium 'Surfer Bronze'

Phormium 'Surfer Bronze' is a compact and stylish New Zealand native flax with narrow, upright leaves in rich bronze tones. This striking ornamental...

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A mass planting of Dianella caerulea 'Little Jess' plants with lush, green foliage.
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Phormium tenax

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What is NZ Flax Harakeke?

Phormium tenax, commonly known as NZ flax harakeke, is a robust, clump-forming perennial sourced from New Zealand's wetlands, coastal margins, and lowland forests. With glossy, upright leaves that can reach up to two metres in height, harakeke creates a dramatic presence in any setting. During summer, tall flower stalks attract tūī, bellbirds, and bees, providing a valuable source of nectar and supporting biodiversity in your garden.

Planting and Growing NZ Flax Harakeke

NZ flax harakeke thrives in full sun to partial shade and adapts to a wide range of soil types, from dry coastal sand to heavy clay. It tolerates wind, sea spray, and periods of wet or drought once established, making it ideal for challenging sites where other plants struggle. For best growth, plant in well-drained soil and water regularly during the first year.

Harakeke is excellent for mass planting, as a specimen feature, or for creating shelterbelts and erosion control on banks. It works beautifully with other dramatic natives like Phormium cookianum purpurea or compact, colourful cultivars such as Phormium 'Green Dwarf'.

Creative Landscape Uses

NZ flax harakeke suits a wide range of garden styles. Its bold foliage pairs effortlessly with contemporary hardscaping or wild, naturalistic borders. Use it to create architectural statements, windbreaks, or low-maintenance borders. Underplant with smaller varieties for a dynamic layered look, such as Phormium 'Jester' or the variegated Phormium 'Spearmint' (Spearmint Flax). To bring a touch of colour contrast, consider compact selections like Phormium 'Emerald Gem' or the striking Phormium 'Evening Glow'.

Cultural and Practical Significance

Harakeke is deeply woven into New Zealand’s cultural heritage. Renowned for its strong, fibrous leaves, NZ flax harakeke remains an essential resource for traditional Māori weaving, rope-making, kete (baskets), and korowai (cloaks). The plant’s ecological value is just as significant—its flowers provide vital food for pollinators, and its dense foliage offers habitat for skinks and insects.

Explore Our Range of Phormiums

Beyond Phormium tenax, our nursery stocks an extensive range of unique flax options. Add drama and colour variation with Phormium 'Majestic Rage', compact forms like Phormium 'Surfer' or Phormium 'Sweet Mist', and companion natives such as Libertia 'Taupo Sunset'.

Whether you’re after a resilient statement plant, a native garden staple, or a source of tradition and biodiversity, NZ flax harakeke will truly anchor your New Zealand landscape. Explore our full selection and bring a touch of local heritage and natural beauty to your home.


Contact us

Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

Our garden favourites Azalea Pink Ice and Lomandra 'Tanika' get lots of love, but don’t miss out on a few lesser-known delights: Camellia 'Koto no Kaori', Hydrangea Limelight, and Clerodendrum ugandense (Butterfly Bush).
–The Plant Company

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