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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
Further Reading....
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EvergreenLeaves 2.5-5cm (1-2in) long, dark green above and hairless and paler beneath
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RedCoppery red -
HeightTo 30m (100ft) -
SpreadTo 12m (39ft)
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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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Tender - cool or frost free greenhouseTolerant 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) -
Full sun
METROSIDEROS robusta
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Additional FeaturesExotic plants
Good to knowA huge tree in its native New Zealand growing to over 100ft
Pests & DiseasesScale insects can be a problem under glass.
Place of originNew Zealand -
HardinessTender (greenhouse & conservatory)
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Leaf margin
Entire(see photos above) -
Leaf shape
Elliptic
(see photos above)
Ovate(see photos above) -
Pruning group
Pruning group 1Suitable 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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Seasonal InterestAutumnSpringSummerWinter
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Soil ConditionsFertile moist well-drained soilModerately fertile. Humus-rich
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metrosideros - Growing Guide
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to 30m (100ft)
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to 12m (39ft) |
Useful extras...
Fertilisers & Feeds - Empathy
Afterplant - Grow Your Own
AFTER PLANT GROW YOUR OWN seaweed is ready to use liquid concentrate that was specially formulated be used on all edible plants.
Only £8.00
Fertilisers & Feeds - Empathy
Afterplant - Tomatoes
AFTER PLANT TOMATO FEED Liquid Concentrate with Bio stimulant is a high potash liquid concentrate containing seaweed extract, plant derived amino acids and other nutrients specifically formulated to benefit tomatoes and greenhouse plants.
Only £8.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
3 options from £3.00
Fertilisers & Feeds - Empathy
Rootgrow Ericoid mycorrhizal fungi
This specially adapted Rootgrow™ mycorrhizal fungi will boost the growth of acid-loving plants like rhododendrons, azaleas, heathers and blueberries.
It contains ericoid and arbuscular mycorrhizal fungi, which are found in poor acidic soils where ericaceous plants naturally grow.
Only £7.50
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50
Fertilisers & Feeds - Vitax
Blood, Fish & Bone
Improves vegetable, fruit and flower quality. Blood, Fish and Bone
contains three major nutrients essential for strong and healthy growth.
Only £6.00
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