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XANTHORHIZA simplicissima
Commonly known as Yellowroot
Suckering, clump-forming plant with tiny purple flowers and purplish-bronze foliage in autumn
£25.00 each
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
Excellent ground cover for shade -
Pests & Diseases
None -
Place of origin
Eastern USA (Pennsylvania to Florida) -
DeciduousLeaves to 30cm (12in) long each with 3-5 deeply lobed, irregularly toothed leaflets
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Purple
Shades of purple/mauve/lilac/violet -
BorderSuitable for a damp, shady border
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Fully hardy
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Pinnate
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Lobed
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Ovate
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Height
60cm (24in) -
Spread
1.5m (5ft)
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Dwarf shrubTypically only grows to a maximum of one or two feet in height but there will be some exceptions.Thicket-forming shrub with erect shoots and leaves clustered at the shoot tips. Produces flowers in racemes or panicles to 10cm (4in) long
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Ground coverThese plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
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Pruning group 1
Suitable for: Deciduous and evergreen trees, and some deciduous shrubs.
Pruning: Minimal pruning required. Prune wayward or crossing branches to maintain a healthy framework.
When: When dormant in the late winter/early spring. Some in the summer/autumn to prevent bleeding of sap.
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Pruning group 2
Suitable for: Deciduous shrubs and trees that flower in Spring or early Summer on previous year's growth, including plants that produce new growth at or near ground level.
Pruning: Prune flowered shoots to strong buds. Cut back approximately 1/4 of old shoots to the base to promote replacement growth.
When: Annually, after flowering.
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Hardy - very cold winter
Hardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F) -
Autumn Seasonal Interest
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Spring Seasonal Interest
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Fertile moist well-drained soilModerately fertile. Moist but not waterlogged
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Full shade
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Partial shade
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Mature Size60cm (24in)
1.5m (5ft)
View Detailed Plant Description
View Planting Tips and Care Advice
Xanthorhiza - Growing Guide
