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CLETHRA alnifolia
Commonly known as Summersweet, Sweet pepper bush, White alder
White scented species
Further Reading....
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Deciduous - oval, mid-green leaves to 10cm (4in) long.
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White -
Height - 2.5m (8ft) -
Spread - 2.5m (8ft)
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Medium shrub - Typically grow to around 4-6 feet in height - upright, suckering shrub. bell-shaped flowers, 1cm (½in) across in dense, upright, terminal spikes to 15cm (6in) tall.
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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) -
Partial shade - or dappled shade. -
Additional Features - Good to know - wildlife plant - insects, butterflies. -
Pests & Diseases - none. -
Place of origin - eastern USA. -
Hardiness - Fully hardy
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Scented Plants - Scented flowers
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Seasonal Interest - Summer
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Soil Conditions - Acid / ericaceous loving
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Fertile moist well-drained soil - humus-rich.
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Wildlife - Bee friendly -
Butterfly friendly
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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Clethra - Growing Guide
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2.5m (8ft)
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2.5m (8ft) |
Buy Varieties of CLETHRA alnifolia
CLETHRA alnifolia 'Pink Spires' >
Commonly known as: Summersweet, Sweet pepper bush, White alder.
Delicate pink form
CLETHRA alnifolia 'Ruby Spice' >
Commonly known as: Summersweet, Sweet pepper bush, White alder.
Blue green foliage and rich pink flowers
Useful extras...
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50
Garden Goodies
Slate Plant Labels
These wonderfully tactile natural slate plant labels are hand made in Cornwall and come with a chalk pen.
Just stick them in your pot or border. Pack of 6.
Only £10.20
Garden Goodies
Slate Tie-on Plant Labels
Hand made in Cornwall, these delightful natural slate labels are perfect for pots.
Comes with chalk pen. Pack of 5
Only £10.20
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