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METROSIDEROS excelsa 'Parnell'
Commonly known as New Zealand Christmas tree
Bright orange-red flowers and large green leaves
Further Reading....
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Evergreenleaves, 5-10cm (2-4in) long, semi-glossy, white-felted beneath.
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RedOrange red
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Height2m (6½ft) plus
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Spread2m (6½ft) plus
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Medium shrubTypically grow to around 4-6 feet in heightFreely branching shrub. Produces broad, compact, many-flowered, terminal cymes of flowers 3-4cm (1¼-1½in) long.
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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)
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Full sun
METROSIDEROS excelsa 'Parnell'
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Additional FeaturesExotic plantsGood to knowShrubby under protection in UK. Might require restrictive pruning under glass.Pests & DiseasesScale insects under glass.Place of originA selection from a cultivated variety from Parnell Rose Garden, Auckland, New Zealand
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Flower ShapeTrumpet
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Garden Location/ConditionsGreenhouse / conservatoryNot the sort of plants to be grown outside where there are likely to be frosts. These plants need to be grown in a conservatory or cool greenhouse or at least brought inside for the winter
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HardinessHalf hardy (down to 0)
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Leaf marginEntire
(see photos above) -
Leaf shapeElliptic
(see photos above) Oblong(see photos above) -
Pruning groupPruning 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 soilHumus-rich.Neutral to acid soil
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Tree ShapeBroadly conicalSpreading with ageRounded to broadly spreading
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Metrosideros - Growing Guide
2m (6½ft) plus
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2m (6½ft) plus |
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