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blu hydrangea

Looking for the perfect blu hydrangea to add a burst of colour to your New Zealand garden? Blu hydrangeas are renowned for their captivating blue tones, lush blooms, and their ability to brighten shady corners or garden borders. These versatile shrubs make an exceptional choice for gardeners who crave dynamic summer displays, as well as those seeking reliable structure and texture throughout the growing season. Whether you’re refreshing your landscape, searching for container-friendly varieties, or starting a hydrangea collection, this page will guide you to the best blu hydrangea selections—and help you achieve extraordinary results.

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Dichroa Blue Stars (Evergreen Hydrangea)

5 from 4 customers

Dichroa 'Blue Stars' is a striking evergreen shrub admired for its clusters of intense blue star shaped flowers followed by brilliant metallic blue berries. The combination of vivid blooms and glossy fruit creates outstanding seasonal interest from summer into autumn.

From $30.29

Suited to regions: All regions
Plant type: Shrubs
Height: 1.50 m
Spread: 1.50 m
Flowering time: Spring, Summer
Tolerances: Hardy
Garden uses: Living areas, Pool areas
Garden styles: Alpine, Backyard, City & Courtyard, Frontyard, Japanese, Modern, Rock
Gorgeous Hydrangea macrophylla 'Ayesha' pink flowers.

Hydrangea 'Ayesha'

5 from 1 customers

Hydrangea 'Ayesha' is a distinctive variety prized for its lilac-like flower clusters and subtle fragrance. The waxy, spoon-shaped petals and glossy green foliage give this shrub an elegant presence in shaded borders, woodland gardens, or containers.

From $21.95

Suited to regions: All regions
Plant type: Shrubs
Height: 1.20 m
Spread: 1.20 m
Flowering time: Summer, Autumn
Tolerances: Hardy
Garden uses: Containers, Hedging, Living areas
Garden styles: Alpine, Backyard, City & Courtyard, Cottage, Formal, Frontyard, Japanese, Modern, Rock
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$21.95
Podocarpus 'Matapouri Blue' hedge.
Podocarpus 'Matapouri Blue' (Blue Tōtara)

Podocarpus ‘Matapouri Blue’, also known as Blue Totara, is a stunning New Zealand native tree prized for its striking blue-green foliage and tidy...

From$30.29
prostanthera-eddington-blue-
Prostanthera 'Eddington Blue'

Prostanthera 'Eddington Blue' is a stunning evergreen shrub admired for its masses of vibrant blue mauve flowers and highly aromatic foliage. This...

From$27.53
Wisteria 'Blue Sapphire' cluster of colourful blue flowers.
Wisteria 'Blue Sapphire'

Wisteria ‘Blue Sapphire’ is a stunning flowering climber prized for its long elegant racemes of rich blue violet flowers that appear in spring. This...

From$29.95
Large Jacaranda mimosifolia tree with blue flowers.
Jacaranda mimosifolia (Blue Jacaranda)

Jacaranda mimosifolia, commonly known as the Blue Jacaranda tree, is a tropical-looking tree that is widely planted because of its beautiful and...

From$323.65
Pittosporum 'Wrinkled Blue' speciment tree.
Pittosporum 'Wrinkled Blue'

Pittosporum ‘Wrinkled Blue’ is an attractive, upright evergreen tree known for its distinctive blue-grey foliage and dense, columnar growth habit...

From$22.01
phlebodium-blue-star-
Phlebodium aureum Blue Star (Blue Star Fern)

The Blue Star Fern features wavy leaves that are a blue-green colour. This popular indoor plant grows as a clump to about 30 cm tall and the same...

From$38.57
A Picea pungens 'Glauca' (Colorado Blue Spruce) tree.
Picea pungens Glauca

Picea pungens 'Glauca', commonly known as the Colorado Blue Spruce, is a blue coloured conifer that grows with a broad and open, pyramidal shape. The...

From$515.35
Liriope muscari 'Blue Skies' plant with blue flowers and green foliage in a garden.
Liriope 'Blue Skies'

Liriope 'Blue Skies' is a blue-flowering Liriope that forms a tidy clump and features strap-like, dark green leaves. Flower spikes rise above the...

From$14.50
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
hydrangea-macrophylla-geoffrey-chadbund-1
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
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Hydrangea paniculata 'Levana'

Hydrangea 'Levana' is a spectacular deciduous shrub admired for its enormous cone shaped flower heads and lush green foliage. Flowering abundantly...

From$27.95
Hydrangea Princess Juliana young, cream coloured flowers.
Hydrangea 'Princess Juliana'

Hydrangea 'Princess Juliana' is a beautiful deciduous shrub admired for its large rounded flower heads and lush green foliage. Flowering generously...

From$27.95
Cedrus atlantica 'Glauca' (Blue Atlas Cedar) tree with spectacular blue foliage.
Cedrus atlantica 'Glauca'

Cedrus atlantica 'Glauca', also known as Blue Atlas Cedar, is a striking evergreen conifer ideal for New Zealand gardens. Its silvery-blue needles...

From$340.69
hydrangea-mrs-kumiko-
Hydrangea 'Mrs Kumiko'

Hydrangea 'Mrs Kumiko' is a graceful deciduous shrub admired for its elegant flower heads and lush green foliage. Flowering generously through...

From$27.95
hydrangea-macrophylla-masja-
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$21.95
Stunning, dark blue flowers on Salvia 'Blue Angel].
Salvia 'Blue Angel'

Salvia 'Blue Angel' is a beautiful perennial known for its soft blue flower spikes that appear generously across summer and autumn in New Zealand...

From$27.53
cupressus-blue-ice-4
Cupressus 'Blue Ice' (Blue Arizona Cypress)

Cupressus 'Blue Ice' is a striking evergreen conifer admired for its vibrant icy blue foliage and strong upright growth habit. This hardy tree...

From$270.40
Hydrangea paniculata 'Kyushu' shrub with masses of white flowers.
Hydrangea 'Kyushu'

Hydrangea 'Kyushu' is a graceful deciduous shrub admired for its elegant white lacecap flowers and lush green foliage. Flowering through summer, this...

From$27.95
Agapanthus 'Blue Finn' blue flower.
Agapanthus 'Blue Finn'

Agapanthus 'Blue Finn' is a compact, evergreen variety prized for its deep blue blooms and tidy, clumping habit. This hardy perennial adds a burst of...

From$22.95
A Hydrangea 'Strawberries and Cream' red and cream flower.
Hydrangea 'Strawberries and Cream'

Hydrangea 'Strawberries and Cream' is a stunning deciduous shrub admired for its beautiful flower heads featuring soft pink and creamy white tones...

From$36.95
A Rosemary 'Blue Lagoon' shrub with blue flowers in a mixed planting.
Rosmarinus 'Blue Lagoon'

Rosmarinus ‘Blue Lagoon’ is a hardy, evergreen shrub prized for its aromatic foliage and vibrant deep blue flowers. Blooming from late winter through...

From$22.01
azalea-blue-danube--1
Azalea 'Blue Danube'

Azalea 'Blue Danube' is a striking evergreen azalea admired for its masses of rich purple blue flowers and lush green foliage. This compact shrub...

From$18.95
An upright Rosemary 'Tuscan Blue' shrub with blue flowers in a Mediterranean themed garden.
Rosmarinus 'Tuscan Blue'

The 'Tuscan Blue' Rosemary is a fast-growing and upright variety that features petite, sky-blue flowers borne amidst the dark green leaves through...

From$22.01
eucalyptus-baby-blue-2
Eucalyptus 'Baby Blue' (Silver Gum)

Eucalyptus 'Baby Blue' is a highly popular evergreen tree admired for its stunning silver blue foliage and strong ornamental appeal. The rounded...

From$408.85
Blueberry 'Powder Blue' blue berries with lush, green foliage.
Blueberry 'Powder Blue'

Blueberry 'Powder Blue' is a late season blueberry variety valued for its sweet flavour, firm berries, and extended harvest period. This reliable...

From$30.29
Lavender 'Sensation Blue' shrub with purple flowers above dark green foliage.
Lavender 'Sensation Blue'

Lavender 'Sensation Blue' is a standout lavender variety admired for its deep blue purple blooms and aromatic grey green foliage. Flowering from...

From$25.53
Dichroa versicolor blue flowers amidst lush green foliage.
Dichroa versicolor (Blue Evergreen Hydrangea)

Dichroa versicolor is a striking evergreen shrub admired for its clusters of vibrant blue to violet flowers followed by glossy metallic blue berries...

OUT OF STOCK
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Hydrangea 'Blaumeise'

Hydrangea 'Blaumeise' is a striking lacecap hydrangea known for its rich blue flower heads that create a refined and elegant display in NZ gardens...

OUT OF STOCK
Hydrangea 'Flower Master Blue' plants in a country garden and covered in blue flowers.
Hydrangea 'Flower Master Blue'

Hydrangea 'Flower Master Blue' is a striking deciduous shrub known for its large rich blue mophead flowers that create bold summer colour in New...

OUT OF STOCK
Dichroa Blue Stars (Evergreen Hydrangea)

Did you find what you are looking for?

You might be interested in exploring related Latin Names - Dichroa, Hydrangea, and Jacaranda, or related Categories - Deciduous Climbers, Conifer Trees, and Indoor Plants.

Search blue hydrangea

Why Choose a Blu Hydrangea?

Blu hydrangeas are prized for their large, globe-shaped or lacecap flowers that range from deep sapphire to pale sky blue, depending on soil acidity. The vivid blue shades add contemporary elegance and classic charm to any garden, patio, or entryway. Ideal for borders, woodland gardens, or mixed shrub plantings, these hydrangeas also make outstanding cut flowers for indoor arrangements. Adjusting your soil pH can further enhance their blue tones, giving you control over your garden palette.

Hydrangeas thrive in New Zealand’s temperate climate, enjoying part shade and moist, well-drained soil. Their adaptability and robust growth make them suitable for novice gardeners and seasoned pros alike.

Best Varieties for Stunning Blue Blooms

For those seeking distinctive blue varieties, several cultivars stand out:

For those interested in expanding their hydrangea collection, consider Dichroa Blue Stars (Evergreen Hydrangea). This evergreen variety offers year-round interest and starry blue blooms, adding extra versatility and resilience to the garden.

How to Grow and Care for Blu Hydrangea

Blu hydrangea care starts with the right site and soil. Choose locations with morning sun and afternoon shade—hydrangeas appreciate shelter from the hottest midday rays. Keep soil consistently moist, and mulch to retain water and suppress weeds.

To intensify blue flower colour, aim for acidic soil (pH 5.0–5.5). Add garden sulfur or aluminium sulfate to adjust pH if needed. Fertilise in spring with a balanced slow-release plant food.

Pruning isn’t complicated: remove spent blooms after flowering, and trim old or damaged wood in winter for a neat, healthy shrub. With these steps, you’ll enjoy flourishing blu hydrangea displays season after season.

Explore More Unique Hydrangea Varieties

Interested in hydrangeas beyond blue? Discover Hydrangea Nightingale, a standout with elegant, richly coloured blooms. Whether you’re looking for an eye-catching centrepiece or a reliable performer for shade, our selection ensures every garden finds its perfect match.

Embrace the beauty and ease of blu hydrangea—your New Zealand garden will thank you with spectacular displays all summer long.

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.

Illustration of plant leaves.
Schefflera arboricola and Gardenia radicans are classic choices, but adventurous gardeners will enjoy Grevillea lanigera 'Mt Tamboritha', Carex virgata, and Westringia 'Aussie Box'.
–The Plant Company

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