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black rage flax

Phormium 'Black Rage', also known as black rage flax, delivers striking architectural forms and bold, dark foliage that instantly elevates any New Zealand garden. With its deep burgundy-black leaves and an upright growth habit, this distinctive flax creates a dramatic focal point in borders, contemporary landscaped beds, or container plantings. Resilient and low-maintenance, black rage flax is well-suited to the local climate and pairs beautifully with other NZ natives and grasses. If you’re searching for a statement plant with year-round visual appeal and robust performance, black rage flax deserves pride of place in your planting palette.

Phormium 'Black Rage'

5 from 2 customers

Phormium 'Black Rage' is a striking New Zealand native flax known for its bold, upright leaves in deep shades of dark purple to near black. This dramatic and architectural plant adds instant impact to gardens, providing colour contrast and strong vertical form.

Large Black Rage Phormium in a garden with black foliage.
  • Suited to regions:
    All regions
  • Plant type:
    Flaxes
  • Height:
    80 cm
  • Spread:
    80 cm
  • Flowering time:
    Summer
  • Tolerances:
    Coastal, Extended dry periods, Hardy, Wet, Wind
  • Garden uses:
    Borders, Containers, Living areas, Parks, Paths & Steps, Ponds, Pool areas, Specimen
  • Garden styles:
    Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
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Phormium 'Black Rage'

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Why Choose Black Rage Flax?

Phormium 'Black Rage' is popular for its unique foliage colour, ranging from near-black to deep wine-red. Its striking tones contrast beautifully against greener plants and lighter mulch. Mature plants grow up to 1.2 metres tall, forming tidy, upright clumps ideal for borders, screens, or specimen plantings. Black rage flax is tolerant of coastal conditions, wind, and poor soils, making it perfect for low-maintenance gardens and lifestyle blocks. This evergreen flax requires little watering once established and is highly resistant to pests and diseases.

Planting & Care Tips

Black rage flax thrives in full sun to partial shade and adapts well to most soil types. For best colour and performance, choose a sunny spot with well-draining soil. Mulch around the base to reduce weed competition and retain moisture. Prune away old or damaged leaves annually to keep your plant looking crisp and healthy. Like all Phormium cultivars, 'Black Rage' is easy to grow and maintains its vibrant colour throughout the year—even during winter.

Garden Design Ideas

Create bold planting schemes by combining black rage flax with companion plants that enhance its dramatic foliage. Pair it with vibrant flaxes like Phormium 'Evening Glow' and Phormium 'Majestic Rage' for layered colour. Mix in lighter options such as Phormium 'Emerald Gem', Phormium 'Green Dwarf', or Phormium 'Yellow Wave' to highlight its rich tones. For texture, try blending black rage flax with grasses like Dianella 'Wyeena' or the silver foliage of Astelia grandis (Swamp Astelia). In smaller spaces, consider planting alongside Phormium 'Surfer' or the playful hues of Phormium 'Jester'. For bold contrast, add Cordyline Lime Fountain, whose lime green leaves pop against the dark tones of black rage flax.

Where to Use Black Rage Flax

Explore our full selection of colourful, hardy Phormium cultivars and companion natives to create a garden that’s uniquely yours. Black rage flax brings drama and beauty while thriving on minimal care—making it an essential addition to any New Zealand planting scheme.


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