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

Phormium 'Platts Black'

Phormium 'Platts Black' is a striking New Zealand native flax variety admired for its rich, dark purple to almost black foliage. This hardy evergreen forms tidy, upright clumps that provide bold colour and structure in the garden year round. Low maintenance and tolerant of a wide range of conditions, 'Platts Black' is a versatile choice for modern landscapes, coastal gardens, and urban plantings.

Phormium Platts Black with black leaves in a garden.
The average plant height is 7 cm
$17.55

Buy more Phormium 'Platts Black' plants and save - Free Shipping over $150.

Suited to regions:All regions
Plant type:Flaxes
Height:1.30 m
Spread:1.30 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
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku10198

How to grow Phormium 'Platts Black' in NZ

Growing Phormium 'Platts Black' in New Zealand is easy, as it thrives in full sun to partial shade and adapts to a wide range of soil types. For best results, plant in well drained soil and water regularly during establishment. Once established, it becomes drought tolerant and very hardy. This variety also performs well in coastal environments, making it reliable for many NZ gardens and landscapes.

Phormium 'Platts Black' care tips

Caring for Phormium 'Platts Black' is simple, as it is a low maintenance plant. Remove old or damaged leaves at the base to keep the clump tidy. An application of slow release fertiliser in spring will support strong growth and vibrant foliage colour. It is generally resistant to pests and diseases, but occasional trimming of spent flower stalks will help maintain a neat appearance.

Phormium 'Platts Black' size, spacing, and growth rate

Phormium 'Platts Black' typically grows to about 1 to 1.2 metres tall and 1 metre wide, forming a compact and tidy clump. For mass plantings or borders, space plants about 80 cm to 1 metre apart. The growth rate is moderate, with plants establishing well within a few seasons and providing year round colour and texture.

Landscaping uses for Phormium 'Platts Black'

Phormium 'Platts Black' is widely valued in landscaping for its dark, dramatic foliage. It is ideal for mass planting, borders, or as a feature plant in modern and coastal gardens. The bold foliage colour provides striking contrast against lighter plants and adds depth to mixed plantings. It also grows well in large pots, making it a versatile option for patios, decks, and courtyards.

Why buy Phormium 'Platts Black' from The Plant Company?

Purchasing Phormium 'Platts Black' from The Plant Company ensures you receive premium quality plants grown under New Zealand conditions. As NZ’s most trusted plant nursery, we supply strong, healthy plants that establish quickly and thrive in your garden. Customers appreciate our expert advice, fast nationwide delivery, and careful packaging. When you buy from The Plant Company, you can be confident your Phormium 'Platts Black' will deliver long lasting beauty and structure in your outdoor spaces.

Questions and Answers

Have a question about Phormium 'Platts Black'? We are here to help.

Phormium 'Apricot Queen' orange, green, and yellow variegated foliage.
Most Popular

Phormium 'Apricot Queen'

Phormium 'Apricot Queen' is a stunning NZ flax variety valued for its arching leaves striped with apricot, cream, and green tones. This colourful...

From$20.15
A large Phormium 'Evening Glow' plant in a garden.
Most Popular

Phormium 'Evening Glow'

Phormium 'Evening Glow' is a variety of Flax that produces long and broad, sword-like leaves that are coloured various shades of pink and red with a...

From$20.15
Phormium 'Green Dwarf' flax plant in a native garden with Oioi plants.
Most Popular

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$15.54
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$17.55
dianella-caerulea-goddess-
Most Popular

Dianella Goddess

Dianella Goddess is a variety of the commonly known, NZ Flax Lily, and produces upright, strap-like leaves which are a rich, dark green with a blue...

From$19.44
dianella-revoluta-kentlyn--2
Most Popular

Dianella Kentlyn

Dianella Kentlyn is a variety of the commonly known, Flax Lily, produces upright, strap-like leaves which are a rich, dark green with a blue...

From$15.54
phormium-pepe-
Most Popular

Phormium Pepe (Dwarf Flax)

Phormium Pepe is a smaller variety of Flax that produces narrow and sword-like, bright green leaves. It typically grows to just 45 cm tall and the...

From$20.15
Large Astelia banksii with cascading green leaves.
Most Popular

Astelia banksii (Wharawhara)

Astelia banksii, commonly known as Wharawhara or Shore Astelia, is a striking New Zealand native plant celebrated for its silver-grey, strap-like...

From$136.36
–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

413 Google reviews