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PROSTANTHERA ovalifolia 'Variegata'
Commonly known as Purple mint bush
Bushy shrub with grey-green variegated leaves and cup-shaped purple flowers in terminal racemes
Further Reading....
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Evergreen - oval leaves 3cm (1½in) long.
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Purple - Shades of purple/mauve/lilac/violet -
Height - to 1.8m (6ft) -
Spread - to 1.8m (6ft)
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Medium shrub - Typically grow to around 4-6 feet in height
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Half hardy - unheated greenhouse / mild winter - Hardy 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 -
Additional Features - Pests & Diseases - - red spider mite and whitefly in greenhouse -
Place of origin - eastern Australia -
Resistant to honey fungus - These plants have little or few problems with honey fungus.
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Flower Shape - Cup-shaped - - 1cm (½in) across
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Racemes - leafy, terminal racemes 6-7cm (2½-2¾in) long
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Hardiness - Frost hardy (down to -5) -
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Pruning group - Pruning group 5
Suitable for: Evergreen shrubs that require minimal pruning.
Action: Trim or lightly cut back shoots that spoil symmetry. Deadhead regularly.
When: Annually after flowering.
RHS group 8 -
Scented Plants - Scented foliage -
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Seasonal Interest - Autumn -
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Spring
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Summer
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Winter
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Soil Conditions - Fertile moist well-drained soil - - in greenhouse - loam based potting compost full light
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Prostanthera - Growing Guide
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to 1.8m (6ft)
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to 1.8m (6ft) |
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