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LAVANDULA x intermedia 'Grosso'
Commonly known as Dutch lavender

Taller growing with broad leaves and mid blue flowers
Full Plant Details - Sun/Soil & other attributes - Click to close
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Good to know
L.angustifolia x L. latifolia. Wildlife plant - insects -
Pests & Diseases
Froghoppers, grey mould -
Place of origin
Garden origin. -
Resistant to honey fungusThese plants have little or few problems with honey fungus.
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EvergreenGrey-green, narrowly oblong leaves 4-6cm (1½-2½in) long, covered in fine, silvery-grey hairs.
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Blue
Mid blue -
Spikes10-20cm (4-8in) long
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Tubular
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Coastal / windsweptSuitable for open site, slightly back from the sea
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Patio / pot plants
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Suitable for small gardens
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Fully hardy
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Entire
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Oblong
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Height
75cm (30in) -
Spread
1m (39in) -
Dwarf shrubTypically only grows to a maximum of one or two feet in height but there will be some exceptions.Rounded shrub with branching stems
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Pruning group 7
Suitable for: Evergreen shrubs that flower on previous year's growth in Spring, or current year's growth in late Summer/Autumn.
Action: Cut back flowered shoots to within 1 inch of previous year's growth.
When: Annually after flowering or in Spring if flowering on current year's growth.
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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) -
Scented flowers
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Scented foliage
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Summer Seasonal Interest
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Medium to light, fertile, well drained soil
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Full sun
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Bee friendly
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Butterfly friendly
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Mature Size75cm (30in)
1m (39in)
View Planting Tips and Care Advice
Lavandula - Care Guide
Planting to avoid allergic reactions and asthma