Phormium Tenax Green
Phormium tenax ‘Green’
Common Names: New Zealand Flax, Harakeke (Green form)
Family: Asphodelaceae
Origin: New Zealand (native)
Plant Type: Evergreen Perennial / Grass-like
Overview:
Phormium tenax ‘Green’ is the classic form of New Zealand flax, renowned for its tall, sword-shaped, vibrant green leaves. This robust and architectural plant is iconic in New Zealand’s landscapes and gardens, offering strong vertical structure and a dramatic focal point. It is widely used in coastal, native, and contemporary garden designs for its versatility and low maintenance.
Key Features:
-
Foliage: Tall, broad, sword-shaped leaves in rich green hues, erect and arching
-
Flowers / Fruit: Tall flower stalks with tubular, usually orange or red flowers appearing in summer, followed by seed pods
-
Form & Habit: Upright, clumping perennial with strong architectural form
-
Growth Rate: Moderate to fast
-
Cultural & Ecological Value: Traditionally used by Māori for weaving and crafting; supports native birds and insects
Mature Size:
| Attribute | Size |
|---|---|
| Height | 1.5–3 m |
| Spread | 1–2 m |
| Form | Upright clumping tussock |
Ideal Growing Conditions:
| Requirement | Detail |
|---|---|
| Light | Full sun to partial shade |
| Water | Moderate; tolerates dry conditions once established |
| Soil | Well-drained, fertile soils |
| pH Range | Neutral to slightly acidic |
| Frost Tolerance | Hardy to approx. –5 °C |
Landscaping & Garden Uses:
-
Structural feature plant in native and coastal gardens
-
Accent or focal plant in modern and contemporary landscapes
-
Screening and shelter planting
-
Mass planting for erosion control
-
Container planting for patios and decks
Care & Maintenance:
-
Pruning: Remove old, damaged leaves to maintain tidy appearance
-
Watering: Moderate watering; drought tolerant once established
-
Feeding: Apply balanced fertiliser in spring to encourage growth
-
Pests & Diseases: Generally pest and disease resistant; watch for flax weevil in some areas
-
Additional Tips: Mulch to conserve moisture and suppress weeds
Fun Fact / Botanical Insight:
Phormium tenax is a taonga (treasured) plant for Māori, historically harvested for its strong fibres used in weaving clothing, ropes, and baskets. Its striking foliage also makes it a popular choice worldwide.
Why Choose Phormium tenax ‘Green’?
For gardeners seeking a classic, hardy, and bold architectural plant, Phormium tenax ‘Green’ offers year-round presence, cultural significance, and adaptability across many garden styles and conditions.
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Description
Phormium tenax ‘Green’
Common Names: New Zealand Flax, Harakeke (Green form)
Family: Asphodelaceae
Origin: New Zealand (native)
Plant Type: Evergreen Perennial / Grass-like
Overview:
Phormium tenax ‘Green’ is the classic form of New Zealand flax, renowned for its tall, sword-shaped, vibrant green leaves. This robust and architectural plant is iconic in New Zealand’s landscapes and gardens, offering strong vertical structure and a dramatic focal point. It is widely used in coastal, native, and contemporary garden designs for its versatility and low maintenance.
Key Features:
-
Foliage: Tall, broad, sword-shaped leaves in rich green hues, erect and arching
-
Flowers / Fruit: Tall flower stalks with tubular, usually orange or red flowers appearing in summer, followed by seed pods
-
Form & Habit: Upright, clumping perennial with strong architectural form
-
Growth Rate: Moderate to fast
-
Cultural & Ecological Value: Traditionally used by Māori for weaving and crafting; supports native birds and insects
Mature Size:
| Attribute | Size |
|---|---|
| Height | 1.5–3 m |
| Spread | 1–2 m |
| Form | Upright clumping tussock |
Ideal Growing Conditions:
| Requirement | Detail |
|---|---|
| Light | Full sun to partial shade |
| Water | Moderate; tolerates dry conditions once established |
| Soil | Well-drained, fertile soils |
| pH Range | Neutral to slightly acidic |
| Frost Tolerance | Hardy to approx. –5 °C |
Landscaping & Garden Uses:
-
Structural feature plant in native and coastal gardens
-
Accent or focal plant in modern and contemporary landscapes
-
Screening and shelter planting
-
Mass planting for erosion control
-
Container planting for patios and decks
Care & Maintenance:
-
Pruning: Remove old, damaged leaves to maintain tidy appearance
-
Watering: Moderate watering; drought tolerant once established
-
Feeding: Apply balanced fertiliser in spring to encourage growth
-
Pests & Diseases: Generally pest and disease resistant; watch for flax weevil in some areas
-
Additional Tips: Mulch to conserve moisture and suppress weeds
Fun Fact / Botanical Insight:
Phormium tenax is a taonga (treasured) plant for Māori, historically harvested for its strong fibres used in weaving clothing, ropes, and baskets. Its striking foliage also makes it a popular choice worldwide.
Why Choose Phormium tenax ‘Green’?
For gardeners seeking a classic, hardy, and bold architectural plant, Phormium tenax ‘Green’ offers year-round presence, cultural significance, and adaptability across many garden styles and conditions.
