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HIBISCUS syriacus 'Blue Bird'
Commonly known as Rose of Sharon, Tree hollyhock
Very large single blue flowers with a dark centre
Further Reading....
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Deciduous - oval to diamond-shaped, 3-lobed, coarsely-toothed, dark green leaves to 10cm (4in) long
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Blue -
Height - 3m (10ft) -
Spread - 2m (6½ft)
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Tall Shrub - erect shrub. Flowers are produced from the leaf axils
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Hardy - cold winter - Hardy 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) -
Full sun -
Additional Features - Good to know - - syn. H. 'Oiseau Bleu'. Can be kept compact by spring pruning as flowers form on current year's growth -
Pests & Diseases - aphids, powdery mildew. -
Place of origin - China to India. -
Flower Shape - Single - Row of petals round conspicuous stamens - no more than 8 petals
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Trumpet - to 8cm (3in) across
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Hardiness - Fully hardy -
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Seasonal Interest - Autumn -
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Summer
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Soil Conditions - Fertile moist well-drained soil - - humus-rich
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Neutral to alkaline soil
Jan
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Hibiscus syriacus - Growing Guide
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3m (10ft)
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2m (6½ft) |
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