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planting flax nz

Planting flax in NZ is a rewarding way to bring colour, texture, and resilience to your garden. New Zealand's native flaxes, or phormiums, thrive across the country, from coastal gardens to urban landscapes. Whether you’re planting flax for striking visuals, erosion control, or to attract native birds, these tough, versatile plants are a smart choice for gardeners looking to embrace sustainable, low-maintenance landscaping.

Phormium cookianum

4.5 from 2 customers

Phormium cookianum, commonly known as Mountain Flax or Wharariki, is a graceful New Zealand native valued for its arching green leaves and tall flower spikes. It typically grows 1–1.5 metres tall and wide, making it ideal for borders, mass plantings, or coastal gardens.

From $14.95

Suited to regions: All regions
Plant type: Flaxes
Height: 1.50 m
Spread: 1.50 m
Flowering time: Summer
Tolerances: Coastal, Extended dry periods, Hardy, Wet, Wind
Garden uses: Banks, Living areas, Ponds
Garden styles: Backyard, City & Courtyard, Coastal, Frontyard, Modern, Native, Riparian
Phormium 'Jack Spratt' plants for sale at The Plant Company nursery.

Phormium 'Jack Spratt'

5 from 1 customers

Phormium 'Jack Spratt' is one of the smallest New Zealand native flax varieties, admired for its narrow, upright leaves in rich bronze to dark chocolate tones. Compact and stylish, it provides year round colour and architectural form, making it perfect for smaller gardens, rockeries, and pots.

From $14.95

Suited to regions: All regions
Plant type: Flaxes
Height: 60 cm
Spread: 60 cm
Flowering time: Summer
Tolerances: Coastal, Extended dry periods, Hardy, Wet, Wind
Garden uses: Borders, Containers, Living areas, Parks, Paths & Steps, Patios, Ponds, Pool areas, Specimen
Garden styles: Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
phormium-veneer-
Phormium 'Veneer'

Phormium 'Veneer' is a striking NZ flax known for its upright, sword like leaves with rich bronze and green tones. This hardy evergreen adds bold...

From$14.95
phormium-pepe-
Phormium 'Pepe' (Dwarf Flax)

Phormium 'Pepe' is a compact New Zealand flax prized for its fine green foliage and neat mounding growth habit. This hardy evergreen provides year...

From$19.95
Phormium 'Surfer Bronze' plants for sale at The Plant Company nursery.
Phormium 'Surfer Bronze'

Phormium 'Surfer Bronze' is a compact and stylish New Zealand native flax with narrow, upright leaves in rich bronze tones. This striking ornamental...

From$14.95
Phormium 'Green Dwarf' flax plant in a native garden with Oioi plants.
Phormium 'Green Dwarf'

Phormium 'Green Dwarf', also known as Dwarf Green Flax, is a compact, tidy New Zealand flax cultivar with lush, bright green, strap-like leaves. It...

From$8.50
dianella-revoluta-kentlyn--2
Dianella 'Kentlyn'

Dianella 'Kentlyn' is a hardy evergreen flax lily valued for its graceful arching blue green foliage that provides year round colour and texture...

From$16.49
Phormium tenax plant in a garden with green foliage.
Phormium tenax

Phormium tenax, commonly known as the NZ flax or Harakeke, is a flax plant that produces erect, green, sword-like leaves. Stems rise above the...

From$7.50
Phormium 'Rainbow Red' red and purple striped foliage.
Phormium 'Rainbow Red'

Phormium 'Rainbow Red' is a vibrant New Zealand native flax admired for its bold, arching leaves in shades of bronze, red, and pink. This striking...

From$249.95
Phormium 'Surfer' plants in pots for sale at The Plant Company nursery.
Phormium 'Surfer'

Phormium 'Surfer' is a compact New Zealand native flax admired for its striking green leaves edged with bronze and red tones. Its upright, arching...

From$14.95
Phormium 'Emerald Gem' in a native garden.
Phormium 'Emerald Gem'

Phormium 'Emerald Gem' is a dwarf variety of Mountain Flax or Wharariki. It produces emerald-green leaves and grows to 60 cm tall and 70 cm wide in...

From$8.50
Dianella tasmanica (Tasman Flax Lily) plants with green foliage and blue flowers.
Dianella tasmanica

Dianella tasmanica, commonly known as the Tasman Flax Lily, produces upright, strap-like leaves which are a rich, dark green and have a lush...

From$19.25
Phormium 'Emerald Green' plants in a mixed planting.
Phormium 'Emerald Green'

Phormium 'Emerald Green' is a compact New Zealand flax valued for its rich emerald green foliage and tidy growth habit. This hardy evergreen provides...

From$14.95
70-windbreak-2
Shadecloth - 70% Shade (Shade Cloth For Plants)

This shade cloth for plants, which is also used as plant windbreaks, reduces light levels and windspeeds by 70%. Therefore, 30% of the wind or light...

From$499.80
zamioculcas-black-knight-
Zamioculcas Black Knight (Zamioculcas Plant)

Zamioculcas Black Knight is a very popular indoor plant owing to its dark and showy foliage. It grows as a clump and produces upright fronds which...

From$41.33
A strong and studry planting spade.
Ace1 Planting Spade

The Ace 1 planting spade is a must for any gardener. This spade is designed so it can penetrate the ground easily without jarring the wrists in the...

From$225.86
10-litre-plant-pots-
10 Litre Thermoformed Plant Pots

These lightweight pots are a cost effective means for growing on plants. They feature a strong and broad rim, have been UV stabilised for NZ...

From$5.76
clianthus-puniceus-
Clianthus puniceus (Parrot Beak Plant)

Clianthus puniceus (Kakabeak) is a spectacular New Zealand native shrub renowned for its striking clusters of brilliant red, beak shaped flowers that...

From$44.09
Juncus effusus plants growing in water.
Juncus effusus (Soft Rush Plant)

Juncus effusus (Spiral Rush) is an eye catching rush valued for its distinctive twisting green stems, compact clumping habit, and strong...

From$16.49
Sedum rubrotinctum (Jelly Bean Plant) bright red foliage.
Sedum rubrotinctum (Jelly Bean Plant)

Sedum rubrotinctum, commonly known as Jelly Bean Plant or Pork and Beans Plant, is a compact, low-growing succulent reaching 15–20 cm tall and...

From$21.39
White flowers on a Cistus 'Snowmound' plant with green foliage.
Cistus 'Snowmound' (White Rock Rose Plant)

Cistus ‘Snowmound’ is a compact evergreen shrub that produces a breathtaking display of pure white flowers with golden-yellow centres from late...

From$24.77
Disphyma australe pink flowers and fleshy, green leaves.
Disphyma australe (NZ Ice Plant)

Disphyma australe, commonly known as NZ Ice Plant, is a hardy and attractive groundcover valued for its fleshy, bright green foliage and striking...

From$19.50
Metrosideros excelsa (Pohutukawa) specimen tree with masses of red flowers in a coastal location.
Metrosideros excelsa (Pōhutukawa)

Metrosideros excelsa, commonly known as Pōhutukawa or the New Zealand Christmas Tree, is a coastal evergreen renowned for its brilliant red flowers...

From$30.29
indoor-plant-fertiliser-tablets-1
Indoor Plant Fertiliser Tablets

Indoor plants require feeding from the time you get them home as nurseries typically only put enough fertiliser in the pots to last 4-8 weeks after...

From$34.95
strelitzia-nicolai-
Strelitzia nicolai (White Bird Of Paradise Plant)

Strelitzia nicolai (Giant White Bird Of Paradise) is a bold, architectural plant known for its large banana like leaves and striking white and blue...

From$44.09
native-plant-fertiliser-
Native Plant Fertiliser (Native Fertiliser)

Selecting the correct native plant fertiliser is essential as they often tend to be slow growing and so require a tailored nutrient plan to meet...

From$16.95
half-litre-plant-pots-
0.5 Litre Plant Pots

0.5 Litre Plant Pots are a practical choice for growing young plants, herbs, seedlings, and smaller ornamentals. Their compact size makes them ideal...

From$23.04
15-litre-plant-pots-
1.5 Litre Plant Pots

1.5 Litre Plant Pots are a practical choice for growing young shrubs, perennials, grasses, herbs, and other developing plants. They provide useful...

From$27.36
fertiliser-for-acid-loving-plants-
Fertiliser for acid loving plants

Fertiliser for acid loving plants provides targeted nutrition for plants that perform best in acidic soil conditions. It helps support healthy...

From$7.95
indoor-plant-fertiliser-
Indoor Plant Fertiliser

All potted plants require indoor plant fertiliser. This is particularly important as many nurseries only put enough fertiliser in the pots to last...

From$16.95
plant-pots-
2.5 Litre Plant Pots

2.5 Litre Plant Pots are a practical option for growing shrubs, perennials, grasses, herbs, and other developing plants. They provide ample root...

From$37.44
5-litre-plant-pots-
5 Litre Plant Pots

5 Litre Plant Pots are a practical choice for growing larger shrubs, perennials, grasses, herbs, and young trees. They provide generous root space to...

From$79.20

Did you find what you are looking for?

You might be interested in exploring related Latin Names - Dianella, and Phormium, or related Categories - Flaxes.

Search planting flax nz

Choosing the Right Flax for Your Garden

The first step in planting flax NZ gardens is selecting the right variety. With so many cultivars available, you can tailor your flax choice to your garden's needs. Try Phormium cookianum for a softer, arching form ideal for borders and naturalistic plantings. For a memorable splash of colour, Phormium 'Evening Glow' offers bold red tones, while Phormium 'Surfer Bronze' delivers a bronze hue perfect for contemporary gardens. If you prefer a compact variety, Phormium 'Jack Spratt' is a top choice for container planting or tight spaces. For a striking, striped foliage effect, Phormium 'Stripy Mist' presents dramatic visual appeal.

How to Plant Flax in New Zealand

Flax is incredibly adaptable, making it suitable for a range of soil types and climates across NZ. For best results, plant in well-drained soil and full sun to partial shade. Dig a hole twice the size of the root ball and position your flax plants so the base sits just above ground level. Backfill gently and water thoroughly to settle the roots. During the first season, keep the soil moist, especially in drier regions. Flax is drought-tolerant once established, but regular watering encourages strong growth and vibrant foliage.

Spacing is key: most phormiums need room to spread. Allow at least one metre between large varieties and half a metre for smaller cultivars like Phormium 'Jack Spratt'. Mulching helps conserve moisture and suppress weeds.

Flax Plant Uses in NZ Gardens

Planting flax NZ gardens doesn't just enhance aesthetics—it supports wildlife and serves practical functions. Native birds, especially tui and bellbirds, are attracted to flax flowers in spring and summer. Flax is also invaluable for stabilizing slopes, coastal areas, and stream banks, thanks to its robust root system. The architectural foliage adds year-round structure and movement, working beautifully alongside grasses and other natives.

Caring for Your Flax Plants

Flax is low maintenance, but a few easy steps will keep your plants healthy. Remove any damaged or dead leaves at the base to encourage new growth. Feed with a slow-release native fertilizer in spring to boost colour and flowering. If your phormiums outgrow their space, you can divide them after flowering.

By planting flax NZ gardens, you’re investing in a vibrant, resilient landscape that benefits both you and local wildlife. Explore our diverse range—including Phormium 'Stripy Mist', Phormium 'Jack Spratt', Phormium cookianum, Phormium 'Evening Glow', and Phormium 'Surfer Bronze'—to begin your flax journey today.

Contact us

Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

Illustration of plant leaves.
Our most famous blooms include Lomandra Frosty Tops and Coprosma 'Hawera' (Sand Coprosma), but some of our best-kept secrets are Cercis 'Oklahoma', Viburnum davidii (male), and Azalea 'Brides Bouquet' — underrated beauties ready to shine.
–The Plant Company

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