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Olearia macrodonta (New Zealand holly)

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Beginner
skill rating

1 hour care
per year

4m
Max height

4m
Max spread

10-20 years
To maturity

Plant details

Botanical name

Olearia macrodonta

Other names

New Zealand holly, Daisy bush

Genus

Olearia Olearia

Species

O. macrodonta - O. macrodonta is an evergreen shrub with prickled, ovate leaves and a profusion of large panicles of daisy-like, white flowers in summer. Leaves are grey-green with white undersides.

Olearia macrodonta is: Evergreen

Fragrance

Flowers are fragrant.

Habit

Rounded

Awards

RHS AGM (Award of Garden Merit)

Flower

White in Summer

Foliage

Grey-green in All seasons

How to care

Watch out for

Pests

Generally pest-free.

Diseases

Generally disease-free.

General care

Propagation methods

Semi-hardwood cuttings

Where to grow

Olearia macrodonta (New Zealand holly) will reach a height of 4m and a spread of 4m after 10-20 years.

Suggested uses

Architectural, Coastal, Hedging/Screens, Low Maintenance, Wallside and trellises

Cultivation

Plant in fertile, free-draining soil in full sun; it thrives on shallow chalk. Provide shelter if necessary from cold winds. This is a vigorous grower and will tolerate hard pruning.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Full Sun

Aspect

South, East, West

Exposure

Sheltered

Hardiness

Tender in frost (H3)

Companion plants

Phormium 'Sundowner' (Flax lily 'Sundowner')

Phormium 'Yellow Wave' (Flax lily 'Yellow Wave')

Phormium 'Jack Spratt' (New Zealand flax 'Jack Spratt')

Hippophae rhamnoides (Sea buckthorn)

Botanical name

Olearia macrodonta

Other names

New Zealand holly, Daisy bush

Genus

Olearia Olearia

Species

Foliage

Evergreen

Fragrance

Flowers are fragrant.

Habit

Rounded

Awards

RHS AGM (Award of Garden Merit)

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Colour

Flower

White in Summer

Foliage

Grey-green in All seasons

How to care

Watch out for

Pests

Generally pest-free.

Diseases

Generally disease-free.

General care

Propagation methods

Semi-hardwood cuttings

Monthly care advice

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Where to grow

Olearia macrodonta (New Zealand holly) will reach a height of 4m and a spread of 4m after 10-20 years.

Suggested uses

Architectural, Coastal, Hedging/Screens, Low Maintenance, Wallside and trellises

Cultivation

Plant in fertile, free-draining soil in full sun; it thrives on shallow chalk. Provide shelter if necessary from cold winds. This is a vigorous grower and will tolerate hard pruning.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Full Sun

Aspect

South, East, West

Exposure

Sheltered

Hardiness

Tender in frost (H3)

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	This plant likes...	Garden match
Soil types:	Chalky, Clay, Loamy, Sandy (will tolerate most soil types)	Tell us...
Soil drainage:	Well-drained	Tell us...
Soil pH:	Acid, Alkaline, Neutral	Tell us...
Light:	Full Sun	Tell us...
Aspect:	South, East, West	Tell us...
Exposure:	Sheltered	Tell us...
Hardiness:	Tender in frost (H3)	Tell us...

COMPANION PLANTS

Phormium 'Sundowner' (Flax lily 'Sundowner')

Phormium 'Yellow Wave' (Flax lily 'Yellow Wave')

Phormium 'Jack Spratt' (New Zealand flax 'Jack Spratt')

Hippophae rhamnoides (Sea buckthorn)

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