dwarf mountain flax

Name: The Plant Company
Address: 284 Meeanee Road, Meeanee, Napier, 4112, New Zealand
Telephone: 0800 843 752
Price range: Contact Us
Rating: 4.8/5

Dwarf mountain flax, known botanically as Phormium 'Emerald Gem', is a compact and vibrant variety of New Zealand flax prized for its lush, evergreen foliage and versatility in landscaping. This striking Phormium is an excellent choice if you're seeking a low-maintenance, showy plant that brings both colour and structure to gardens, containers, and borders. Its manageable size and hardiness make it a firm favourite among gardeners nationwide, especially those seeking a reliable statement plant for small spaces without sacrificing impact.

Phormium 'Emerald Gem'

4.8

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 full sun on a well-drained site. This dwarf flax is often added to mixed plantings and borders, used in coastal gardens, planted to accentuate water features such as ponds and streams, or grown around pool and barbecue areas.

Buy Phormium 'Emerald Gem'

From $16.13

Phormium 'Emerald Gem' in a native garden.

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

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Why Choose Phormium 'Emerald Gem' for Your Garden?

Phormium 'Emerald Gem' is a true gem among dwarf mountain flax cultivars. Reaching only around 50-60cm tall and wide, it forms tidy mounds of graceful, arching green leaves with a soft sheen. Unlike its larger flax cousins, 'Emerald Gem' keeps a compact shape, making it perfect for smaller urban gardens, courtyards, patio pots, or even as a mass planting for dramatic effect.

This variety is tolerant of a wide range of conditions, thriving in full sun to partial shade and coping well with wind, salt, and coastal sites. Its drought resistance and minimal care requirements make it an outstanding performer in low-maintenance landscapes or as a container specimen. It creates beautiful contrast when mixed with other ornamental grasses or flax varieties.

Planting and Care Tips for Dwarf Mountain Flax

Phormium 'Emerald Gem' is incredibly easy to grow in New Zealand gardens. Plant in free-draining soil, enrich with compost, and water well during establishment. Once settled, it will tolerate periods of dryness and doesn’t require special fertilisers or constant attention. Prune out any older or tatty leaves near the base to keep your dwarf mountain flax looking fresh and healthy year-round.

Every few years, you can divide larger clumps in early spring to rejuvenate the plant and propagate new specimens—ideal for anyone wanting to extend their garden with minimal fuss.

Perfect Plant Pairings and Companion Flaxes

The tidy stature and lush foliage of 'Emerald Gem' complement a wide range of other flaxes and grasses. For more compact, colourful choices, consider mixing with Phormium 'Green Dwarf', Phormium 'Pepe' (Dwarf Flax), or Phormium 'Surfer'. For a bolder colour palette, pair with the rich red tones of Phormium 'Evening Glow' or the playful stripes of Phormium 'Jester'.

Texture can be added with blends like Dianella Blue Stream or the deep foliage of Phormium 'Velvet Underground'. To create waves of movement and interest, border your planting with varieties such as Phormium 'Surfer Bronze', Phormium 'Joker', or Phormium 'Surfer Boy' (Surfer Boy Flax).

Transform Your Outdoor Space with Dwarf Mountain Flax

Whether you’re establishing a low-care feature bed, filling pots for your deck, or designing a native planting palette, dwarf mountain flax like Phormium 'Emerald Gem' adds reliable colour, texture and architectural interest. Its combination of compact form, toughness, and good looks will help you create a beautiful, enduring garden that celebrates the unique, vibrant beauty of New Zealand natives.

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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.