Phormium tenax 'Sundowner' · Asphodelaceae

New Zealand Flax

✅ Pet-friendlyPerennial, maintaining foliage throughout the year.60 to 120 cm

LightFull sun

WaterModerate

DifficultyEasy

ColdWithstands light frosts down to minus 5 degrees Celsius.

Full sunModerateEasyWithstands light frosts down to minus 5 degrees Celsius.

Description & origin

Phormium tenax 'Sundowner' is a perennial plant with broad, arching leaves featuring pink and green stripes. It's ideal for gardens needing a touch of color and structure. Hardy and easy to maintain, it adapts well to different climates.

Size

Can reach up to 120 cm in height and 90 cm in width in domestic cultivation.

Foliage

Evergreen foliage that maintains vibrant color year-round.

Flowering

This species does not produce flowers in domestic cultivation.

Detailed care

Light

Prefers full sun for optimal growth.

Soil

Well-drained soil is essential to prevent waterlogging.

Watering

Moderate watering, allowing the soil to dry slightly between waterings.

Temperature

Tolerates cold well but prefers mild climates.

Fertilising

Fertilize in spring with a balanced fertilizer to promote growth.

Repotting

Transplant when roots fill the pot, preferably in spring.

Pruning

Remove dead or damaged leaves to keep the plant healthy.

Propagation

Easily propagated by division in spring.

Common problems

Root rot

Occurs in poorly drained soils. Avoid waterlogging.

Yellowing leaves

May indicate overwatering or nutrient deficiency.

Pests

Can be attacked by mealybugs. Inspect regularly.

Uses & curiosities

In the garden

Borders
Mass plantings
Low-maintenance gardens

Other uses

Ideal for adding color and texture to outdoor spaces.

Did you know…

This plant is native to New Zealand and is often used in landscaping for its colorful foliage and resilience.