Call us: 0800 843 752Free shipping for orders $150 or over
Gift Vouchers

libertia grandiflora plant

Libertia grandiflora, commonly known as the NZ Iris, is a stunning native perennial treasured for its inspiring displays of pure white star-shaped flowers and striking evergreen foliage. The libertia grandiflora plant delivers effortless elegance to New Zealand gardens, offering structure, texture, and seasonal bursts of colour. If you’re looking to add resilience and beauty to mixed borders, mass plantings, or low-maintenance landscapes, libertia grandiflora is an outstanding choice.

Libertia grandiflora (NZ Iris)

NZ Iris, Mikoikoi, NZ Grand Iris

Libertia grandiflora, commonly known as NZ Iris, is a hardy New Zealand native perennial admired for its elegant white flowers and sword like green foliage. Blooming in late spring to early summer, the flowers rise gracefully above the foliage, creating a striking display. This clump forming plant is perfect for borders, rock gardens, and native plantings. With its resilience and low maintenance needs, Libertia grandiflora is a versatile and attractive choice for NZ gardens.

Libertia grandiflora plant with elegant white flowers and lush, dark green foliage.
  • Suited to regions:
    All regions
  • Plant type:
    Flaxes
  • Height:
    60 cm
  • Spread:
    75 cm
  • Flowering time:
    Spring
  • Garden uses:
    Borders, Containers, Living areas, Parks, Paths & Steps, Pool areas, Specimen
  • Garden styles:
    Architectural, Backyard, City & Courtyard, Frontyard, Japanese, Modern, Native
Libertia paniculata plant with white flowers.
Most Popular

Libertia paniculata (Grass Flag)

Libertia paniculata is an elegant evergreen perennial admired for its fine, upright foliage and delicate white flowers that appear in airy clusters...

From$15.86
Libertia 'Volcano' orange plants growing in a planter.
Most Popular

Libertia 'Volcano'

Libertia 'Volcano' is an eye catching evergreen perennial known for its bold orange, red, and bronze foliage tones that intensify through the...

A mass planting of Libertia 'Gold Finger' in a garden.
Most Popular

Libertia 'Goldfinger'

Libertia 'Goldfinger' (Yellow Libertia) is a standout evergreen perennial admired for its striking golden yellow foliage and elegant white flowers...

Libertia Highlander plant with yellow and green foliage.
Most Popular

Libertia 'Highlander'

Libertia 'Highlander' is a striking evergreen perennial known for its vibrant orange and bronze toned foliage that provides bold colour year round...

A spectacular cluster of Llibertia peregrinans plants with bright orange foliage.
Most Popular

Libertia peregrinans

Libertia peregrinans, commonly known as Orange Libertia or Wandering Mikoikoi, is a colourful New Zealand native groundcover prized for its striking...

cordyline-lime-fountain-3
Most Popular

Cordyline Lime Fountain

Cordyline 'Lime Foutain' is a fresh and vibrant evergreen plant admired for its bright lime green foliage and graceful fountain like form. The...

From$29.63
Beschorneria yuccoides flax-like plant with blue-green leaves and large pink flowers.
Most Popular

Beschorneria yuccoides

Beschorneria yuccoides (Mexican Lily) is an architectural evergreen valued for its sculptural rosettes of sword like foliage and tall coral toned...

From$29.63
Cordyline australis 'Red Star' plants with fabulous dark red-purple foliage.
Most Popular

Cordyline Red Star

Cordyline 'Red Star' is a popular evergreen plant renowned for its striking, deep red, sword-like leaves, which add a strong architectural form to...

From$21.53
Phormium 'Emerald Gem' in a native garden.
Most Popular

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$16.13
Dianella revoluta 'Little Rev' plants in a garden.
Most Popular

Dianella 'Little Rev'

Dianella 'Little Rev' is a compact, clump-forming evergreen known for its striking blue-grey foliage and architectural form. This Blue Flax-Lily...

From$20.18
Libertia grandiflora (NZ Iris)

Did you find what you are looking for?

You might be interested in exploring Libertia or Flaxes.

Search Libertia grandiflora (NZ Iris)

Why Choose Libertia grandiflora for Your Garden?

The libertia grandiflora plant is versatile and robust, with sword-like foliage forming neat clumps that provide interest year-round. In late spring to early summer, this NZ Iris erupts into a cloud of snowy blooms held above its leaves. As the seasons progress, creamy seed pods mingle with the foliage, extending garden appeal well beyond the flower’s prime.

Key Benefits

How to Grow Libertia grandiflora

Plant libertia grandiflora in free-draining soil, avoiding sites prone to waterlogging. It’s perfectly suited to New Zealand’s diverse conditions, ideal for gardens in both urban settings and rural landscapes. Space individual plants approximately 60cm apart for lush groundcover or closer for a denser display. Minimal pruning is required—an annual tidy-up of spent foliage and flower stems is sufficient.

When situating alongside other New Zealand natives, pair with graceful grasses or architectural flaxes. For complementary plantings, consider Libertia paniculata (Grass Flag), Libertia 'Volcano', and Libertia 'Highlander' for contrasting flower forms and foliage tones.

Creative Uses for Libertia grandiflora

The libertia grandiflora plant is popular in both residential gardens and commercial landscapes. Its tidy clumping habit makes it perfect for lining driveways, defining paths, or softening hardscaped areas. In native gardens, it partners beautifully with Phormium 'Platts Black', Phormium 'Anna Red' (Anna Red Flax), and Phormium colensoi to create textural interest and a naturalistic effect.

Similar Plants to Explore

If you enjoy the look and resilience of libertia grandiflora, you may also appreciate other libertia species and companions. Popular options include Libertia 'Goldfinger', the bold-toned Libertia peregrinans, and robust varieties like Dianella Streetscape or Phormium 'Bronze Baby'. Each brings unique character and colour to the landscape.

Order Libertia grandiflora Today

Bring enduring beauty and New Zealand’s unique character to your garden with the libertia grandiflora plant. Explore our full range of natives and flaxes to find the perfect companion plants for your garden design. Whether mass planted for sweeping impact or used as a striking feature, this hardy NZ Iris will reward you with years of style and effortless growth.


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.

You’ve probably heard of our garden favourites like Zephyranthes candida and Griselinia 'Ardmore Emerald', but did you know we also grow hidden gems like Dianella 'Little Rev', Apple Braeburn, and Hebe Marie Antoinette?
–The Plant Company

Explore Garden Inspiration

Sign up to receive a free $10 Voucher You won’t be bombarded with emails, just titbits of quality information from time to time Sign up
Free shipping on orders over $150!

Join our community of happy customers.

4.9

429 Google reviews