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growing flax plants

If you’ve ever admired the striking, sword-like foliage of New Zealand’s iconic flax, you’re not alone. Growing flax plants offers both beauty and versatility for gardeners of all skill levels. Flax, or Phormium, is renowned for its architectural appeal, vibrant colours, and resilience in a range of conditions. Whether you’re looking to create a lush coastal border, establish native habitat, or add texture to your garden, flax plants are an excellent choice. Their low maintenance and year-round interest make them a standout, especially for Kiwi gardens.

Phormium tenax plant in a garden with green foliage.

Phormium tenax

5 from 2 customers

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 foliage in summer to bear twisted-looking flowers that result in black seed pods in autumn, and the nectar produced by the flowers attracts both birds and butterflies.

Suited to regions: All regions
Plant type: Flaxes
Height: 2.00 m
Spread: 2.00 m
Flowering time: Summer
Tolerances: Coastal, Extended dry periods, Hardy, Wet, Wind
Garden uses: Banks, Living areas, Parks, Ponds, Pool areas, Specimen
Garden styles: Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
A large Phormium 'Dark Delight' plant with elegant, purple foliage.

Phormium 'Dark Delight'

5 from 3 customers

Phormium 'Dark Delight', also known as Dark Purple Flax, is a bold New Zealand native flax prized for its broad, upright leaves in deep purple to bronze shades. This striking ornamental variety brings drama, colour, and structure to gardens year round.

Suited to regions: All regions
Plant type: Flaxes
Height: 1.20 m
Spread: 1.20 m
Flowering time: Summer
Tolerances: Coastal, Extended dry periods, Hardy, Wet, Wind
Garden uses: Living areas, Parks, Ponds, Pool areas, Specimen
Garden styles: Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
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
Phormium cookianum

Phormium cookianum, commonly known as Mountain Flax or Wharariki, is a graceful New Zealand native valued for its arching green leaves and tall...

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
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 '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
Phormium 'Jack Spratt' plants for sale at The Plant Company nursery.
Phormium 'Jack Spratt'

Phormium 'Jack Spratt' is one of the smallest New Zealand native flax varieties, admired for its narrow, upright leaves in rich bronze to dark...

From$14.95
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-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
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 '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
Stromanthe triostar plant.
Stromanthe Triostar (Stromanthe Plant)

Stromanthe Triostar is a popular indoor plant owing to its lush and colourful foliage. It features elegant, dark green, pink, and cream-coloured...

From$33.05
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
potting-media-
Nursery Grade Growing Media

The Plant Company growing media is top of the line and used by the best commercial nurseries. This blend has been developed over many years to...

From$29.75
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
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
pb-8-planter-bags-1
PB8 Planter Bags (Mushroom Grow Bags)

PB8 Planter Bags are a practical and economical option for growing larger trees, shrubs, fruit plants, natives, and other established nursery stock...

From$51.69
pb-40-planter-bags-
PB40 Planter Bags (Tomato Grow Bag)

PB40 Planter Bags are a durable and practical option for growing large trees, shrubs, fruit plants, natives, and advanced nursery stock. Their...

From$121.64
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
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
3-litre-plant-pots-
3.5 Litre Plant Pots

3.5 Litre Plant Pots are a versatile choice for growing shrubs, perennials, grasses, herbs, and other established plants. They provide generous root...

From$48.96
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
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
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
Plant watering bottle for watering a plant on a shelf.
Plant Watering Bottle

Plant Watering Bottles provide a simple and convenient way to deliver water directly to indoor plants, seedlings, cuttings, and small container...

From$55.13
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
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
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
White waterproof paper plant tags for sale.
Waterproof Paper Plant Tags

Waterproof Paper Plant Tags provide a practical way to label plants, trays, pots, and nursery stock while resisting moisture during everyday growing...

From$26.78
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
Phormium tenax

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 growing flax plants

Why Grow Flax Plants?

Flax plants are native to New Zealand and thrive in the country’s diverse climates. Known for their tolerance to salt spray, wind, and drought, Phormium varieties are perfectly suited to coastal and urban settings. Growing flax plants not only provides striking foliage, but also attracts native birds with their nectar-rich flowers. They offer erosion control, shelter, and are a staple in eco-friendly landscape designs.

Best Flax Varieties for Your Garden

Choosing the right flax variety is key when planning your garden. The classic Phormium tenax is a robust species, featuring tall, upright leaves and impressive flower spikes. For smaller spaces or container gardening, Phormium 'Green Dwarf' and Phormium 'Pepe' (Dwarf Flax) are perfect choices, offering compact growth without sacrificing the dramatic look. If you prefer softer, arching leaves, Phormium cookianum provides a more relaxed form and easily mixes into mixed plantings. For a touch of colour and contemporary flair, Phormium 'Velvet Underground' stands out with deep, velvety hues.

Tips for Successfully Growing Flax Plants

Flax plants love sunny positions but will also tolerate partial shade. When planting, ensure your soil is well-draining – heavy clay can hinder growth. Flax roots are tough, but they benefit from organic matter mixed into the soil. Water young plants regularly until established, then enjoy their drought-resistant nature. Mulching helps retain moisture and discourages weeds. For city gardens, flax is prized for minimal maintenance; simply remove old leaves each year to keep plants tidy.

Flax in Landscaping and Beyond

Growing flax plants is more than a gardening trend – it’s a sustainable choice with practical benefits. Flaxes are perfect for windbreaks, hedges, and enhancing biodiversity. Their striking form complements native plantings and modern designs alike. In Māori culture, flax has long been used for weaving and crafting, making it a plant with deep heritage and contemporary appeal.

Discover Your Next Flax Plant

If you’re ready to start growing flax plants or expand your collection, explore our curated selection of Phormium varieties. From tall and statuesque Phormium tenax to colourful Phormium 'Velvet Underground', there’s a flax for every garden and every gardener. Plant a piece of New Zealand’s landscape and enjoy the lasting benefits of flax in your outdoor space.


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.

Our garden favourites Coprosma acerosa and Photinia 'Red Robin' get lots of love, but don’t miss out on a few lesser-known delights: Magnolia denudata, Salvia 'Riverton Red', and Callistemon 'Better John'.
–The Plant Company

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