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black hydrangea plant

Are you searching for the elusive black hydrangea plant to add striking elegance to your garden? This dramatic colour is in high demand, with gardeners seeking blooms in shades so deep they appear almost black. While true black hydrangeas are rare—most varieties produce deep purple or burgundy flowers—many New Zealand gardeners are captivated by these unique plants for their bold statement and versatility. Explore below to discover the truth about black hydrangea plants, how to create darker blooms, and inspiring alternatives for achieving a sophisticated palette in your landscape.

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 are thick, glossy, and near black in colour. The foliage can reach 60 cm tall and the 40 cm wide but is often much less than this when grown as a potted plant.

Suited to regions: Subtropical
Plant type: Indoor Plants
Height: 60 cm
Spread: 40 cm
Garden uses: Borders, Containers, Living areas, Paths & Steps, Patios, Pool areas
Garden styles: Architectural, Backyard, City & Courtyard, Frontyard, Modern, Tropical
Heuchera 'Northern Exposure Black' lush foliage.

Heuchera 'Northern Exposure Black'

Heuchera 'Northern Exposure Black' is a dramatic perennial renowned for its intensely dark foliage that provides exceptional contrast and year round interest in the garden. The large leaves display rich near black colouring that stands out beautifully against lighter plants and garden features.

Suited to regions: Subtropical, Temperate
Plant type: Perennials
Height: 30 cm
Spread: 40 cm
Flowering time: Summer
Garden uses: Borders, Containers, Living areas, Paths & Steps, Patios, Pool areas
Garden styles: Architectural, Backyard, City & Courtyard, Frontyard, Japanese, Mediterranean, Modern, Tropical
dianthus-king-of-the-blacks-
Dianthus 'King of the Blacks'

Dianthus 'King of the Blacks' is a striking perennial known for its deep velvety red to near black flowers that create dramatic contrast in New...

From$20.63
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Black Polythene - 1 m Wide

Black Polythene - 1 m Wide is a practical plastic sheeting option for garden, nursery, and landscaping applications. The black finish helps block...

From$138.40
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Hydrangea 'Masja'

Hydrangea 'Masja' is a compact deciduous shrub admired for its vibrant rounded flower heads and lush dark green foliage. Flowering abundantly through...

From$27.95
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Hydrangea 'Alpen Gluten'

Hydrangea 'Alpen Gluten' is a striking deciduous shrub known for its large flower heads that bring bold colour and presence to NZ gardens. Flowering...

From$27.95
A purple-blue Hydrangea 'Renate Steiniger' flower.
Hydrangea 'Renate Steiniger'

Hydrangea 'Renate Steiniger' is a stunning deciduous shrub admired for its vibrant rounded flower heads and lush green foliage. Flowering abundantly...

From$27.95
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$9.95
Ficus Black Knight growing in a pot with lush, dark foliage.
Ficus 'Black Knight'

Ficus ‘Black Knight’ is a striking indoor plant characterised by its large, glossy leaves, which range from deep green to nearly black tones. This...

From$99.52
Hydrangea macrophylla 'Leuchtfeuer' pink and cream-coloured flowers.
Hydrangea 'Leuchtfeuer'

Hydrangea 'Leuchtfeuer' is a vibrant mophead hydrangea celebrated for its large rounded blooms in intense deep red to crimson tones. This striking...

From$27.95
Coprosma 'Black Cloud' shrub in a garden with black and green foliage.
Coprosma 'Black Cloud' (Black Coprosma)

Coprosma 'Black Cloud' is a striking evergreen shrub valued for its deep near black foliage and compact growth habit. Well suited to New Zealand...

From$17.95
Gorgeous Hydrangea macrophylla 'Ayesha' pink flowers.
Hydrangea 'Ayesha'

Hydrangea 'Ayesha' is a distinctive variety prized for its lilac-like flower clusters and subtle fragrance. The waxy, spoon-shaped petals and glossy...

From$27.95
Large Black Rage Phormium in a garden with black foliage.
Phormium 'Black Rage'

Phormium 'Black Rage' is a striking New Zealand native flax known for its bold, upright leaves in deep shades of dark purple to near black. This...

From$19.95
A 'Annabelle' Hydrangea informal hedge with masses of white flowers.
Hydrangea 'Annabelle'

The ‘Annabelle’ Hydrangea is a stunning deciduous shrub admired for its large, snowball-like white flower heads that appear from summer into autumn...

From$27.95
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Hydrangea 'Geoffrey Chadbund'

Hydrangea 'Geoffrey Chadbund' is a beautiful deciduous shrub admired for its large rounded flower heads and lush green foliage. Flowering through...

From$27.95
Hydrangea 'Bridal Bouquet' elegant cream-white flowers.
Hydrangea 'Bridal Bouquet'

Hydrangea 'Bridal Bouquet' is a graceful and timeless variety featuring pure white mophead blooms that evoke elegance and charm. This classic shrub...

From$21.95
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Dichroa Blue Stars (Evergreen Hydrangea)

Dichroa 'Blue Stars' is a striking evergreen shrub admired for its clusters of intense blue star shaped flowers followed by brilliant metallic blue...

From$30.29
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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
Prumnopitys taxifolia (Matai) juvenile tree growing as a specimen in a park.
Prumnopitys taxifolia (Matai)

Prumnopitys taxifolia, commonly known as Matai or Black Pine, is a stately, NZ native tree with quite different juvenile and adult forms. The...

From$309.51
Beautiful purple flowers on the Hydrangea Bloody Marvellous.
Hydrangea 'Bloody Marvellous'

Hydrangea 'Bloody Marvellous' lives up to its name with spectacular deep red blooms that create a bold statement in any garden. This red-flowering...

From$27.95
A strong and studry planting spade.
Ace1 Planting Spade

The Ace 1 planting spade is a must for any gardener. This spade is designed so it can penetrate the ground easily without jarring the wrists in the...

From$225.86
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
Hydrangea 'Libelle' lacecap white and blue flowers.
Hydrangea 'Libelle'

Hydrangea 'Libelle' is a graceful lacecap hydrangea renowned for its pure white sterile florets that elegantly frame a centre of tiny fertile...

From$27.95
Camellia 'Black Magic' red flower.
Camellia Black Magic

Camellia 'Black Magic' is a dramatic evergreen shrub known for its deep red, almost black blooms and glossy green foliage. It delivers striking...

From$34.95
Photinia Black Jack dark red foliage.
Photinia 'Black Jack'

Photinia 'Black Jack' is a distinctive evergreen shrub valued for its deep red to burgundy new growth, glossy green mature foliage, and dense...

From$18.95
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2m wide Black Polythene

This polythene is 80 microns thick, very durable, and suits a host of different uses. Please enquire about larger sizes and heavier grades.

From$254.60
70-windbreak-2
Shadecloth - 70% Shade (Shade Cloth For Plants)

This shade cloth for plants, which is also used as plant windbreaks, reduces light levels and windspeeds by 70%. Therefore, 30% of the wind or light...

From$499.80
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
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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
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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
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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
Moss pole for plants.
Moss Pole For Plants (Moss Pole For Plants)

These moss poles for plants are made from Coir Fibre (i.e., the husks of coconuts). They are an eco-friendly option to help plants grow healthier and...

From$6.90
Zamioculcas Black Knight (Zamioculcas Plant)

Did you find what you are looking for?

You might be interested in exploring related Latin Names - Dianthus, Ficus, and Heuchera, or related Categories - Black polythene, Mondo Grass, and Indoor Plants.

Search black hydrangea plant

Are There True Black Hydrangea Plants?

Despite their popularity, there is currently no accredited hydrangea cultivar with genuinely black flowers. Most “black” hydrangeas are actually varieties with rich, dark purple or maroon hues. Soil acidity, light, and fertiliser can provide deeper tones, but true black blooms remain a botanical rarity. Nonetheless, varieties like Hydrangea macrophylla ‘Black Diamond’ can offer dramatic, near-black blossoms, especially when grown in acidic soils.

How to Deepen Hydrangea Bloom Colours

To achieve the darkest shades possible in a hydrangea, start by selecting a variety known for its deep colouring and modify your soil pH. Acidic soils (pH below 6) encourage blue to purple hues, while alkaline soils produce pinker flowers. For the deepest possible colour, amend your soil with aluminium sulphate, mulch with pine needles, and use organic matter to lower your pH. Dappled shade also helps flowers hold onto rich colour and prevents sun-bleaching. Proper care, regular watering, and feeding are essential for producing lush, vibrant blooms.

Dramatic Black Foliage & Flower Alternatives

If you’re looking to bring dramatic black tones to your garden, consider pairing deep hydrangeas with striking companions. The Heuchera Northern Exposure Black (Coral Bells) delivers velvety, black foliage for bold contrast in borders and containers. The Hebe Black Satin offers glossy, almost black leaves ideal for modern garden designs, while Hebe Black Panther is another superb shrub that retains dark foliage all year round. For flowering drama, Wisteria Black Dragon produces cascades of deep maroon blooms with a black-violet effect. Finally, Sambucus nigra Black Beauty brings delicate pink flowers atop stunning black foliage.

Creating a Sophisticated Garden Palette

Combining the black hydrangea plant with complementary perennials and shrubs will establish a garden filled with texture and depth. Use these black-toned plants alongside silver foliage, white flowers, or vibrant greens to highlight their colour and add drama to your space. Black accents thrive in contemporary designs and cottage gardens alike, attracting attention and creating lasting impact throughout the seasons.

Shop the Look

While the black hydrangea plant remains a mystical beauty for garden connoisseurs, New Zealand nurseries offer a host of alternatives and companion plants to help you achieve that deep, elegant look. Discover more striking options like Heuchera Northern Exposure Black (Coral Bells), Hebe Black Satin, Wisteria Black Dragon, Hebe Black Panther, and Sambucus nigra Black Beauty to make your dream garden a reality.


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.

–The Plant Company

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