Phormium Cookianum Green
Phormium cookianum Green
Common Names:
Mountain Flax, Wharariki, Green Mountain Flax
Family:
Asphodelaceae
Origin:
New Zealand
Plant Type:
Evergreen Flax / Architectural Perennial
Overview:
Phormium cookianum Green is a graceful and versatile New Zealand native flax, valued for its softer, arching green foliage and adaptability across a wide range of conditions. Compared to Phormium tenax, it has a more relaxed form, making it ideal for naturalistic planting, erosion control, and coastal or alpine landscapes.
Key Features:
Foliage: Soft, arching, strap-like leaves in fresh green tones
Flowers / Fruit: Tall stems with tubular yellow-green flowers in spring to summer; highly attractive to birds
Form & Habit: Elegant, arching, clump-forming habit with a more flowing appearance than upright flax types
Growth Rate: Moderate to fast
Cultural & Ecological Value: Important native plant providing nectar for tūī and bellbirds; used traditionally by Māori
Mature Size:
| Attribute | Size |
|---|---|
| Height | 1m–1.5m |
| Spread | 1m–2m |
| Form | Arching, clumping |
Ideal Growing Conditions:
| Requirement | Detail |
|---|---|
| Light | Full sun to part shade |
| Water | Moderate; prefers some moisture but tolerates short dry periods |
| Soil | Tolerates a wide range; prefers well-drained but moisture-retentive soils |
| pH Range | Acid to neutral |
| Frost Tolerance | Hardy; tolerates frost, wind, and exposed conditions |
Landscaping & Garden Uses:
- Ideal for naturalistic and native-style plantings
- Excellent for erosion control on banks and slopes
- Suitable for coastal, windy, and exposed sites
- Works well in mass planting or as a softer alternative to upright flax varieties
Care & Maintenance:
Pruning: Remove old or damaged leaves from the base as needed
Watering: Keep reasonably watered during establishment; more tolerant once established
Feeding: Minimal requirements; optional light feed in spring
Pests & Diseases: Generally hardy and low-maintenance
Additional Tips:
Performs especially well in cooler, wetter climates and coastal environments. Space plants to allow their natural arching form to develop.
Fun Fact / Botanical Insight:
Phormium cookianum is naturally found in coastal cliffs and alpine regions, making it one of the most adaptable flax species in New Zealand.
Why Choose Phormium cookianum Green?
A softer, more flowing alternative to traditional flax, offering resilience, versatility, and natural beauty—perfect for a wide range of landscaping applications.
Pot Size:
These are our standard size in 7cm square pots.
Original: $5.35
-65%$5.35
$1.87Product Information
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Description
Phormium cookianum Green
Common Names:
Mountain Flax, Wharariki, Green Mountain Flax
Family:
Asphodelaceae
Origin:
New Zealand
Plant Type:
Evergreen Flax / Architectural Perennial
Overview:
Phormium cookianum Green is a graceful and versatile New Zealand native flax, valued for its softer, arching green foliage and adaptability across a wide range of conditions. Compared to Phormium tenax, it has a more relaxed form, making it ideal for naturalistic planting, erosion control, and coastal or alpine landscapes.
Key Features:
Foliage: Soft, arching, strap-like leaves in fresh green tones
Flowers / Fruit: Tall stems with tubular yellow-green flowers in spring to summer; highly attractive to birds
Form & Habit: Elegant, arching, clump-forming habit with a more flowing appearance than upright flax types
Growth Rate: Moderate to fast
Cultural & Ecological Value: Important native plant providing nectar for tūī and bellbirds; used traditionally by Māori
Mature Size:
| Attribute | Size |
|---|---|
| Height | 1m–1.5m |
| Spread | 1m–2m |
| Form | Arching, clumping |
Ideal Growing Conditions:
| Requirement | Detail |
|---|---|
| Light | Full sun to part shade |
| Water | Moderate; prefers some moisture but tolerates short dry periods |
| Soil | Tolerates a wide range; prefers well-drained but moisture-retentive soils |
| pH Range | Acid to neutral |
| Frost Tolerance | Hardy; tolerates frost, wind, and exposed conditions |
Landscaping & Garden Uses:
- Ideal for naturalistic and native-style plantings
- Excellent for erosion control on banks and slopes
- Suitable for coastal, windy, and exposed sites
- Works well in mass planting or as a softer alternative to upright flax varieties
Care & Maintenance:
Pruning: Remove old or damaged leaves from the base as needed
Watering: Keep reasonably watered during establishment; more tolerant once established
Feeding: Minimal requirements; optional light feed in spring
Pests & Diseases: Generally hardy and low-maintenance
Additional Tips:
Performs especially well in cooler, wetter climates and coastal environments. Space plants to allow their natural arching form to develop.
Fun Fact / Botanical Insight:
Phormium cookianum is naturally found in coastal cliffs and alpine regions, making it one of the most adaptable flax species in New Zealand.
Why Choose Phormium cookianum Green?
A softer, more flowing alternative to traditional flax, offering resilience, versatility, and natural beauty—perfect for a wide range of landscaping applications.
Pot Size:
These are our standard size in 7cm square pots.
