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ZANTHOXYLUM piperitum purple-leaved
Commonly known as Japan pepper, Sichuan pepper
Rare form of Japan pepper. Aromatic shiny purple foliage. Leaves small and pinnate. Spiny stems
Further Reading....
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Deciduousglossy leaves to 15cm (6in) long, each with 11-23 leaflets. Yellow autumn colouring.
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Height2.5m (8ft)
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Spread2.5m (8ft)
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Tall ShrubBushy shrub, eventually small tree. Produces panicles 5cm (2in) long of small, cup-shaped flowers from the leaf axils. Can produce small, berry-like red fruit which split to reveal shiny, black seeds. Bark and fruit are also aromatic
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Tree
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Hardy - average winterHardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)
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Full sun
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Partial shadeLight, dappled shade
ZANTHOXYLUM piperitum purple-leaved
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Additional FeaturesBerriesThese plants have berries.Pests & DiseasesNonePlace of originChina, Korea, Japan, Taiwan.
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Garden Location/ConditionsBorderSuitable for a shrub borderTown garden
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HardinessFully hardy
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Leaf formPinnate
(see photos above) -
Leaf marginIncised
(see photos above) -
Leaf shapeOvate
(see photos above) -
Pruning groupPruning group 1Suitable 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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Scented PlantsScented foliageAromatic foliage
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Seasonal InterestAutumnSpringSummer
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Soil ConditionsFertile well drained soil
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Zanthoxylum - Growing Guide
2.5m (8ft)
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2.5m (8ft) |
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
Afterplant - Grow Your Own
AFTER PLANT GROW YOUR OWN seaweed is ready to use liquid concentrate that was specially formulated be used on all edible plants.
Only £8.00
Fertilisers & Feeds - Empathy
Afterplant - Tomatoes
AFTER PLANT TOMATO FEED Liquid Concentrate with Bio stimulant is a high potash liquid concentrate containing seaweed extract, plant derived amino acids and other nutrients specifically formulated to benefit tomatoes and greenhouse plants.
Only £8.00
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)
3 options from £3.00
Fertilisers & Feeds - Empathy
Rootgrow Ericoid mycorrhizal fungi
This specially adapted Rootgrow™ mycorrhizal fungi will boost the growth of acid-loving plants like rhododendrons, azaleas, heathers and blueberries.
It contains ericoid and arbuscular mycorrhizal fungi, which are found in poor acidic soils where ericaceous plants naturally grow.
Only £7.50
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