Phormium Tenax Purple

Phormium tenax 'Purple' (Phormium tenax)

Common Names: New Zealand Flax 'Purple', Purple Flax
Family: Asphodelaceae
Origin: Native to New Zealand
Plant Type: Evergreen perennial

Overview:

Phormium tenax 'Purple' is a bold, upright evergreen perennial known for its rich purple to burgundy foliage and dramatic, sword-like leaves. This cultivar of New Zealand flax adds striking color and texture to any landscape and is especially valued for its toughness, drought resistance, and year-round architectural interest. Ideal for modern gardens, containers, and coastal settings, it performs beautifully in both formal and informal designs.

Key Features:

• Foliage: Long, arching, sword-shaped leaves in deep purple to burgundy tones; evergreen.

• Flowers/Fruit: May produce tall summer flower spikes with tubular red-orange flowers, attracting birds and pollinators.

• Form & Habit: Upright, clumping, fountain-like growth habit.

• Growth Rate: Moderate.

• Cultural or Ecological Value: Traditionally used by Māori for weaving and rope-making due to the strength of its fibrous leaves.

Mature Size:

Ideal Growing Conditions:

Landscaping and Garden Uses:

• Accent plant in borders, gravel gardens, and modern landscapes

• Ideal for containers and courtyards

• Coastal and wind-exposed planting

• Mass planting for foliage contrast and texture

• Low-maintenance or drought-tolerant garden designs

Care and Maintenance:

• Pruning: Remove old or damaged leaves at the base to keep the plant tidy; no regular pruning needed

• Watering: Water regularly during establishment, then only occasionally in dry conditions

• Feeding: Apply a general-purpose slow-release fertilizer in spring if needed

• Pests and Diseases: Generally pest- and disease-free

• Additional Tips: For best color, grow in full sun and avoid overly wet or shaded conditions

Fun Fact or Botanical Insight:

In Māori culture, Phormium tenax is known as harakeke and has long been used for weaving traditional textiles and rope due to the remarkable strength and flexibility of its leaves.

Why Choose Phormium tenax 'Purple'?

With its bold form, year-round color, and resilience in tough conditions, Phormium tenax 'Purple' is the perfect choice for adding structure, contrast, and low-maintenance style to any garden. Its striking foliage and adaptability make it a standout in both contemporary and naturalistic designs.