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RUBUS thibetanus
Commonly known as Silver fern
Leaves silvery grey, flowers purple, fruits black or red
Further Reading....
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DeciduousTriangular, pinnate leaves to 22cm (8¾in) long with 7-13 lance-shaped to ovate leaflets, grey-hairy above, white-hairy beneath
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PurpleShades of purple/mauve/lilac/violetSolid purple. -
Height2m (6½ft) or more. -
Spread2m (6½ft) or more.
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Medium shrubTypically grow to around 4-6 feet in heightErect, thicket-forming with arching prickly shoots conspicuously white-bloomed in winter. Produces flowers 1cm (½in) across, mainly from the upper leaf axils followed by spherical fruit to 1.5cm (½in) 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) -
Full sun
RUBUS thibetanus
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Additional FeaturesOrnamental bark
Pests & DiseasesGrey mould (botrytis)
Place of originWestern China -
Flower ShapeRacemesFew-flowered terminal racemesSaucer-shaped1cm (½in) across
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HardinessFully hardy
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Leaf Colour (if not green)Silver
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Leaf form
Pinnate(see photos above) -
Leaf shape
Lanceolate
(see photos above) -
Pruning group
Pruning group 2Suitable 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.
RHS groups 2 & 3 -
Seasonal InterestSummerWinter
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Soil ConditionsFertile well drained soilModerately fertile.
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Wildlife
Bee friendly
Bird friendly
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Rubus - Care Guide
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2m (6½ft) or more.
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2m (6½ft) or more. |
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
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