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HYPERICUM forrestii
Commonly known as St John's wort
Large, golden-yellow 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 & DiseasesTrouble free
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Place of originChina (Yunnan, Sichuan), northeastern Burma
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Resistant to honey fungusThese plants have little or few problems with honey fungus.
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DeciduousTriangular-ovate to broadly ovate or lance-shaped, mid-green leaves to 6cm (2½in) long turning red in late autumn and early winter
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Yellow
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Cup-shaped
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Saucer-shaped
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Fully hardy
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Entire
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Lanceolate
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Ovate
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Height1.2m (4ft)
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Spread1.5m (5ft)
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Medium shrubTypically grow to around 4-6 feet in heightUpright, spreading shrub. Produces cymes of up to 20 large flowers to 6cm (2½in) across
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Hardy - cold winterHardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
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Autumn Seasonal Interest
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Summer Seasonal Interest
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Bee friendly
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Butterfly friendly
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Mature Size1.2m (4ft)
1.5m (5ft)
Planting Tips and Care Advice
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Garden Location/Conditions
BorderSuitable for a shrub border
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Pruning group
Pruning group 4Suitable for: Deciduous trees and shrubs that flower on current year's growth or are grown for winter stem effect.
Pruning: Hard prune to a low permanent framework.
When: Annually in early Spring.
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Soil Conditions
Fertile moist well-drained soil
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Sun Requirements
Full sunPartial shade