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Woody > Olearia > Olearia gardneri > Olearia gardneri

Olearia gardneri


Gardener’s Tree Daisy




Origin:  Native to New Zealand, often found on the South-Eastern part of the North Island.
Family
Asteraceae
Genus
Olearia
Species
gardneri
Category
Woody
Type
Shrub (deciduous)
USDA Hardiness Zone
9a - 10b
Canadian Hardiness Zone
7 - 8
RHS Hardiness Zone
H2 - H4
Temperature (°C)
-5
Temperature (°F)
20
Height
7 m
Photographs
Description and Growing Information
Flowering Period
OctoberNovemberDecember
General Description
Olearia gardneri is a rare shrub with fuzzy seeds and small leaves. Its stems are flattened and red. It generally inhabits the southern river valleys of the North Island. It has thin oval shaped leaves with small white flowers appearing at the base of the leaves.
Landscape
Could potentially be used as an over-fence screen due to its high branches.
Shape
Tall shrub (up to 7 m). Branches are narrow spread (resulting in a small drip line radius). Appears top heavy.
ID Characteristic
Layered branching, fuzzy seeds and small white flowers.
Bark/Stem Description
Dark furrowed and fawn bark on the older branches and trunk. Younger branches have smooth dark redish-brown bark.
Flower/Leaf Bud Description
Small scaled buds formed at the base of leaves. Light green in most cases.
Leaf Description
Ovate leaves with palmate venation and cuticle on top side of leaves. Slight silver tint on under side. Leaves tend to be 10-15 mm long and 7-10 mm wide.
Flower Description
Flowers are sometimes solitary or appear in fascicles of 2-6. Its flowers are small and white.
Colour Description
Dark brown bark. Rich green leaves. White flowers from October to December. No colour changes in leaves before dormancy period.
Texture Description
Small smooth leaves while the bark is coarse on the trunk. The bark is much smoother on younger branches.
Notable Specimens
Masterton area office of the NZPCN (New Zealand Plant Conservation Network), Wellington Conservancy, The New Zealand Department of Conservation, and at the Mount Bruce National Wildfire Centre.
Propagation
Can be grown from fresh seed when available. Hardwood cuttings will strike if the cutting was taken after the leaves have fallen and put inside a cold frame.
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