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CONVOLVULUS cneorum
Commonly known as Silver bush
Silver foliage, white flowers
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Pests & DiseasesNone if growing outside.
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Place of originCentral and western Mediterranean.
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Resistant to honey fungusThese plants have little or few problems with honey fungus.
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EvergreenInversely lance-shaped to linear, silky leaves 3-6cm (1-2½in) long.
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White
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Frost hardy (down to -5)
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Silver
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Height60cm (24in)
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Spread90cm (36in)
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Dwarf shrubTypically only grows to a maximum of one or two feet in height but there will be some exceptions.Compact, rounded, bushy shrub. Funnel-shaped flowers to 4cm(1½in) across are produced from pink buds.
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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)
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Summer Seasonal Interest
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Mature Size60cm (24in)
90cm (36in)
Planting Tips and Care Advice
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Garden Location/Conditions
Coastal / windsweptRockery (inc alpine)Sub-tropical / mediterranean
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Soil Conditions
Well drained, dry, poor to moderately fertile soilWith some horticultural sand or grit.
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Sun Requirements
Full sunWarm sheltered spot - against warm wall helps in frosty areas.
Convolulus - Growing Guide