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XERONEMA callistemon
Commonly known as Poor knight's lily
A perennial herb with bright green sword-like leaves similar to an iris. A long stem emerges from the centre of the clump of leaves bearing a Callistemon-like flower with masses of coral-red stamens tipped with yellow anthers
Further Reading....
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Red -
Height1m (39in) -
Spread1m (39in)
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.Flower clusters begin growing vertically then horizontally.
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Half hardy - unheated greenhouse / mild winterHardy in coastal and relatively mild parts of the UK except in severe winters and a risk from sudden (early) frosts. May be hardy elsewhere with wall shelter or good micro-climate. Likely to be damaged or killed in cold winters. Plant can withstand temperatures down to -5°C (23°F) -
Full sun -
Partial shade
XERONEMA callistemon
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Additional Features
Good to knowExcellent for container planting. Flowers more quickly if rootbound. Is said to take up to 15 years to flower
Pests & DiseasesSlugs, snails.
Place of originNew Zealand (Poor Knights Island) -
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 winterPatio / pot plants
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HardinessFrost hardy (down to -5)
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Soil ConditionsFertile moist well-drained soil
Jan
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Herbaceous Plants - Video Collection
- Dividing Herbaceous Perennials - Video Tip ondemand_video
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- Summer propagation - Video Tip ondemand_video
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- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video
- Overpotting Problems - Video Tip ondemand_video
Xeronema - Growing Guide
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1m (39in)
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1m (39in) |
Useful extras...
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)
2 options from £6.00
Garden Goodies
Slate Plant Labels
These wonderfully tactile natural slate plant labels are hand made in Cornwall and come with a chalk pen.
Just stick them in your pot or border. Pack of 6.
Only £10.20
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