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giant mondo grass

Giant mondo grass is a stunning choice for New Zealand gardens seeking bold texture, hardy ground cover, and low-maintenance elegance. Beloved for its lush, arching foliage and easygoing nature, giant mondo grass (Ophiopogon japonicus 'Giant') creates a statement with glossy dark green leaves reaching up to 60cm tall—a dramatic upgrade from standard varieties. Whether you want to design mass plantings, edge shady pathways, or fill problem spots under trees, giant mondo grass is a versatile performer that’s as beautiful as it is practical.

Ophiopogon japonicus (Green Mondo Grass) growing as a groundcover in a woodland garden.

Ophiopogon japonicus

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Ophiopogon japonicus, commonly known as green Mondo Grass, is a striking ornamental grass. It grows as a clump and produces a dense tuft of grass-like, dark green leaves to about 25 cm tall and the same width. Ophiopogon japonicus performs best when mass planted and is commonly used in rock gardens, included in borders, planted as a ground cover, or maintained in a container.

Suited to regions: All regions
Plant type: Grasses
Height: 25 cm
Spread: 25 cm
Flowering time: Summer
Tolerances: Hardy
Garden uses: Borders, Containers, Living areas, Parks, Paths & Steps, Patios, Pool areas, Specimen
Garden styles: Alpine, Architectural, Backyard, City & Courtyard, Frontyard, Japanese, Modern
Ophiopogon japonicus Silver Mist grass in a garden.

Ophiopogon Silver Mist (Silver Mondo Grass)

Ophiopogon 'Silver Mist' is a dwarf silver Mondo Grass, and features fine, grass-like foliage that is variegated dark green and white. It typically grows to 15 cm tall and the same width. Ophiopogon 'Silver Mist' is best showcased with a mass planting and is commonly added to rock gardens, used in borders, grown as a groundcover, planted around outdoor living areas, or maintained in a container.

Suited to regions: All regions
Plant type: Grasses
Height: 15 cm
Spread: 15 cm
Tolerances: Hardy
Garden uses: Borders, Containers, Living areas, Parks, Paths & Steps, Patios, Pool areas, Specimen
Garden styles: Alpine, Architectural, Backyard, City & Courtyard, Frontyard, Japanese, Modern
Ophiopogon planiscapus (Mondo Grass) with lush green foliage growing as a ground cover.

Ophiopogon planiscapus

Ophiopogon planiscapus, commonly known as Dwarf Lilyturf, is a Mondo grass grown for its fine, dark green foliage and short stature. The foliage is...

From$6.08
Ophiopogon 'Kyoto' (Dwarf Mondo grass) growing between paving stones.

Ophiopogon Kyoto

Ophiopogon 'Kyoto' is a Dwarf Mondo Grass and grows as a small clump with fine, dark green foliage. Flower spikes appear in summer bearing tiny...

From$6.08
Ophiopogon planiscapus nigrescens (Black Mondo) plants with lush, black foliage.

Ophiopogon japonicus nigrescens

Ophiopogon japonicus nigrescens, commonly known as Black Mondo Grass, is a clump-forming plant with fine, near black foliage. The foliage is...

From$8.78
Ophiopogon 'Black Dragon' (Black Mondo) grass plant.

Ophiopogon Black Dragon

Ophiopogon planiscapus 'Black Dragon' is a variety of black Mondo Grass that is grown for its fine, near black foliage. The foliage is complemented...

From$8.78
Ophiopogon japonicus nana (dwarf Mondo grass) growing between paving stones.

Ophiopogon japonicus Nana

Ophiopogon japonicus 'Nana' is a dwarf or mini Mondo Grass grown for its delicate, dark green foliage. Flower spikes are borne in summer and bear...

From$9.38
cymbopogon-citratus-4

Cymbopogon citratus (Lemongrass)

Cymbopogon citratus (aka Andropogon citratus), commonly known as Lemongrass Grass or Citronella Grass, grows as a clump and produces flavoursome and...

From$20.18
Chrysopogon zizanioides grass plants growing alongside a stream.

Chrysopogon zizanioides (Vetiver)

Chrysopogon zizanioides, commonly known as Vetiver Grass or Khus Grass, grows as a clump with lush, dark green foliage and can reach 1.5 m tall and 1...

From$20.18
Acorus albo variegata foliage variegated green and yellow.

Acorus Albo Variegata (Variegated Sweet Flag)

Acorus Albo Variegata is grown for its attractive, variegated foliage. It features narrow and slender leaves that are cream with a dark green edge...

From$16.13
isolepsis-cernua-1

Isolepis cernua (Fiber-Optic Grass)

Isolepsis cernua (aka Scirpus cernua), commonly known as Fiber Optic Grass, grows as a tidy clump to about 25 cm tall and the same wide with green...

From$16.13
Cyperus ustulatus growing in water.

Cyperus ustulatus (Giant Umbrella Sedge)

Cyperus ustulatus, commonly known as the Giant Umbrella Sedge, is a large and robust NZ native grass. It grows as a clump and produces dark green...

From$17.48
Hakonechloa albostriata plant with variegated foliage.

Hakonechloa macra 'Albostriata'

Hakonechloa macra 'Albostriata', commonly known as Japanese Forest Grass, is a stunning ornamental grass. It features variegated green foliage with...

From$22.88
Poa cita grass plants on a plateau overlooing the sea.

Poa cita

Poa cita, commonly known as Silver Tussock, is a clump-forming NZ native grass with delicate, green foliage that wafts gracefully in the breeze. It...

From$14.51
Miscanthus gracillimus grass plants with impressive cream-coloured flower plumes.

Miscanthus Gracillimus

Miscanthus 'Gracillimus' is an elegant ornamental grass prized for its fine arching foliage and graceful fountain like form. This popular variety...

From$25.58
helicotrichon-sempervirens-3

Helictotrichon sempervirens (Blue Oatgrass)

Helictotrichon sempervirens, commonly known as Blue Oatgrass, is a lovely and popular ornamental grass featuring distinct, blue foliage. It grows as...

From$16.88
Miscanthus Morning Light growing as a clump with variegated leaves.

Miscanthus 'Morning Light'

Miscanthus 'Morning Light' (Maiden Grass) is a refined ornamental grass valued for its fine narrow foliage edged with silvery white. This elegant...

From$18.83
Libertia paniculata plant with white flowers.

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
A large planting of Stipa gigantea (Golden Oat Grass) as a feature garden.

Stipa gigantea

Stipa gigantea, commonly known as the Golden Oat Grass, is a large, ornamental grass. It grows as a clump and produces narrow, dark green leaves. The...

From$14.78
Zebra grass (Miscanthus 'Zebrinus') leaves with cream and green stripes.

Miscanthus 'Zebrinus'

Miscanthus 'Zebrinus' (Zebra Grass) is a striking ornamental grass recognised for its bold horizontal yellow banding across arching green leaves...

From$21.53
Lomandra Tankia with lush green foliage bordering a path.

Lomandra 'Tanika'

Lomandra Tanika is a hardy, Australian Native grass that is commonly known as Mat Rush. This grass features fine, deep-green foliage and a graceful...

From$20.18
An elegant Miscanthus sinensis grass with cream-coloured flower plumes and lush green foliage.

Miscanthus sinensis

Miscanthus sinensis is an ornamental grass that grows as a clump of narrow, arching, green leaves. The colouring gives a light silver-green effect to...

From$21.53
Lomandra longifolia plant beside a path with lush, green foliage.

Lomandra longifolia (Basket Grass)

Lomandra longifolia (Basket Grass) is a resilient, evergreen ornamental grass native to Australia. Growing to approximately 60 cm in height and 65 cm...

From$16.13
Sisyrinchium californicum plants with yellow flowers and fine, green foliage.

Sisyrinchium californicum

Sisyrinchium californicum, commonly known as the Golden Eyed Grass, is an herbaceous perennial grown for both its foliage and flowers. It bears...

From$17.48
Carex flagellifera Green plant with lush and colourful foliage.

Carex flagellifera Green

Carex flagellifera Green is a NZ native, ornamental grass grown for its attractive foliage. It produces slender and lush, green leaves as it grows to...

From$15.53
Lomandra 'Misty Green' plants with cascading green foliage growing a bank.

Lomandra Misty Green

Lomandra Misty Green is an ornamental grass with delicate, dark green foliage and a tidy, rounded form. Growing to about 40 cm in height and width...

From$20.93
Lomandra 'Echidna' grass growing as a mass planting beside a path.

Lomandra Echidna

The Lomandra Echidna grass is a tough and reliable plant with outstanding aesthetics. It features lush, mid-green foliage held upright with a gentle...

From$16.13
Lomandra Green Allure plant with lush, green foliage.

Lomandra Green Allure

Lomandra Green Allure is widely used in landscaping projects across NZ. It is commonly mass planted as a ground cover or on a bank, included in...

From$20.18
Lomandra 'Arctic Frost' plant in a pot with variegated foliage.

Lomandra Arctic Frost

Lomandra Arctic Frost is a hardy ornamental grass featuring variegated blue and cream foliage held upright with a gentle arch. Growing to...

From$17.48
Lomandra Shara displaying fabulous blue-green foliage and growing beside a gravel path.

Lomandra Shara

Lomandra Shara is an ornamental grass renowned for its delicate, dark green foliage and graceful arching form. Reaching approximately 60 cm in height...

From$20.18
Carex solandri grass in a NZ native planting.

Carex solandri

Carex solandri is a NZ native, ornamental grass that features attractive, dark green foliage. The foliage emerges upright and develops a gentle and...

From$13.43
Juncus pallidus (Giant Rush) plants in a landscaped garden.

Juncus pallidus (Giant Rush)

Juncus pallidus, commonly known as the Giant Rush, features erect, dark green leaves and grows as a tidy clump, reaching approximately 75 cm in...

From$16.13
Ophiopogon japonicus

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You might be interested in exploring related Latin Names - Acorus, Carex, Chrysopogon, Cymbopogon, Cyperus, Hakonechloa, Helictotrichon, Isolepis, Juncus, Libertia, Lomandra, Miscanthus, Ophiopogon, Poa Sisyrinchium and Stipa, or related Categories - Grasses Mondo Grass and Perennials.

Search giant mondo grass

Why Choose Giant Mondo Grass?

Giant mondo grass excels where many ground covers struggle. It tolerates deep shade, resists drought once established, and thrives in New Zealand’s variable climate. The upright, strappy leaves provide year-round structure and contrast beautifully against brighter foliage or architectural plants. In summer, look out for charming lilac flower spikes nestled among the foliage, followed by blue-black berries in autumn.

Unlike its smaller cousin Ophiopogon japonicus, giant mondo grass grows taller and in denser clumps, making it ideal for dramatic, low borders or lush, sweeping beds. Busy gardeners will appreciate its slow yet steady spreading habit, which requires minimal upkeep and rarely needs dividing.

Design Ideas and Uses

Giant mondo grass matches well with a range of landscape styles, from modern courtyards to woodland gardens. Plant it in broad swathes under canopy trees for a natural, carpeted effect where lawn won’t grow. Its tolerance for shade and roots competition means it impresses in those tricky spots other ground covers avoid.

Try pairing giant mondo grass with sculptural plants or contrasting grasses like Ophiopogon Silver Mist (Silver Mondo Grass) for visual interest. It also looks striking alongside the inky foliage of Ophiopogon japonicus nigrescens or the delicate green blades of Ophiopogon Kyoto.

Use giant mondo grass to: - Edge a shaded garden path or border - Enhance rockeries, beneath deciduous trees - Fill gaps in perennial beds - Underplant with bulbs for early spring colour - Control soil erosion on banks or slopes

Growing and Care Tips

Plant giant mondo grass in moist, well-drained soil enriched with organic matter. While it’s tolerant of dry conditions once established, it thrives with regular water during hot summers. Shade to part-shade locations are ideal—full sun can cause leaf scorch in exposed areas.

Maintenance is simple: give clumps a tidy up by removing any old or damaged leaves in early spring. Giant mondo grass is generally pest and disease free, and its dense habit helps suppress weeds.

If you prefer a more compact look or want to diversify your planting palette, check out other Ophiopogon varieties such as Ophiopogon planiscapus, renowned for their resilience and garden value.

Find Your Giant Mondo Grass

Ready to transform your garden with the deep greens and graceful form of giant mondo grass? Browse our premium selection and pair with complementary varieties for a site-specific planting scheme. Discover more shade-loving options like Ophiopogon Silver Mist (Silver Mondo Grass) or lush alternatives like Ophiopogon Kyoto to complete your landscape vision.


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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.

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