METROSIDEROS robusta
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METROSIDEROS robusta
Commonly known as Northern rata
The hardiest of all the metrosideros which grew at Caerhays for many years. Coppery-scarlet flowers. Much more tender when young as those who have pinched seedlings from Tresco discover to their cost
Full Plant Details - Sun/Soil & other attributes
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Exotic plants
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Good to know
A huge tree in its native New Zealand growing to over 100ft -
Pests & Diseases
Scale insects can be a problem under glass. -
Place of origin
New Zealand -
EvergreenLeaves 2.5-5cm (1-2in) long, dark green above and hairless and paler beneath
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Red
Coppery red -
Tender (greenhouse & conservatory)
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Entire
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Elliptic
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Ovate
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Height
To 30m (100ft) -
Spread
To 12m (39ft) -
Tall ShrubOr freely branching small tree. Produces flowers 3cm (1¼in) long with crimson filaments and yellow anthers in dense, terminal cymes.
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Pruning group 1
Suitable for: Deciduous and evergreen trees, and some deciduous shrubs.
Pruning: Minimal pruning required. Prune wayward or crossing branches to maintain a healthy framework.
When: When dormant in the late winter/early spring. Some in the summer/autumn to prevent bleeding of sap.
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Tender - cool or frost free greenhouse
Tolerant of low temperatures, but not surviving being frozen. Except in frost-free inner-city areas or coastal extremities requires glasshouse conditions. Plant can withstand temperatures down to 1°C (34°F) -
Autumn Seasonal Interest
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Spring Seasonal Interest
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Summer Seasonal Interest
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Winter Seasonal Interest
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Fertile moist well-drained soilModerately fertile. Humus-rich
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Full sun
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Mature Sizeto 30m (100ft)
to 12m (39ft)
View Planting Tips and Care Advice
Metrosideros - Growing Guide
View Planting Combinations