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Ligustrum japonicum Thunb.

Japanese privet (en), Troène du Japon (fr)

Species

Angiosperms > Lamiales > Oleaceae > Ligustrum

Characteristics

Evergreen shrub or small tree, 3-6 m high; shoots minutely downy. Leaves thick, leathery, dark green (almost black), glossy, ovate to oblong, up to 100 mm long, base rounded, apex acuminate to acute, sometimes green and yellow variegated. Inflorescences large terminal panicles, loosely arranged, heavily scented. Flowers white, 3-5 mm long. Flowering time Oct.-Feb. Fruit shiny, black berries, up to 10 mm long.
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A compact evergreen shrub. It grows 3 m tall and spreads 2.4 m wide. The leaves are olive-green and shiny. They are 5-8 cm long. The leaf stalk is 6 mm long. The flowers occur in large clusters. They are trumpet shaped and white. They are fragrant.
Shrub or small tree, 4.5-6.0 m high. Leaves 35-100 mm long, ovate, acuminate, glossy dark green. Flowers in terminal panicles. Flowers white.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 2.45 - 3.2
Mature height (meter) 3.0 - 4.0
Root system -
Rooting depth (meter) 0.5
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Woods and thickets in lowland and hills, C. and S. Japan. Thickets, forest edges, damp forests, gallery forests, disturbed sites and as a cultivated plant in urban areas.
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It is a temperate plant. It needs regular moisture and a well-drained soil. But it can grow in poor and dry soils. It suits hardiness zones 5-10. Arboretum Tasmania.
Light 3-7
Soil humidity 2-7
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 7-10

Usage

The leafy shoots are eaten. The seeds are roasted and made into a coffee like drink.
Uses coffee substitute environmental use material medicinal
Edible leaves seeds shoots
Therapeutic use Burns (leaf), Conjunctivitis (leaf), Dental caries (leaf), Dizziness (leaf), Vision disorders (leaf), Bactericide (unspecified), Coffee (unspecified), Tonic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds. They can also be grown from cuttings or by grafting.
Mode cuttings seedlings
Germination duration (days) 7
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -12
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Ligustrum japonicum leaf picture by Colas Meulien (cc-by-sa)
Ligustrum japonicum leaf picture by Oka (cc-by-sa)
Ligustrum japonicum leaf picture by kazuo tsukada (cc-by-sa)

Flower

Ligustrum japonicum flower picture by 宅經濟 (cc-by-sa)
Ligustrum japonicum flower picture by Gemechu Wirtu (cc-by-sa)
Ligustrum japonicum flower picture by Brad Kelley (cc-by-sa)

Distribution

Ligustrum japonicum world distribution map, present in Åland Islands, Brazil, China, Japan, Lesotho, Korea (Democratic People's Republic of), Taiwan, Province of China, United States of America, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:610001-1
WFO ID wfo-0000816281
COL ID 6PZ2Z
BDTFX ID 76549
INPN ID 160481
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Ligustrum japonicum f. rotundifolium Ligustrum japonicum f. pubescens Ligustrum coriaceum Ligustrum amamianum Ligustrum glabrum Ligustrum ovatum Ligustrum syringiflorum Ligustrum syringifolium Ligustrum taquetii Ligustrum latifolium Ligustrum kellerianum Ligustrum macrophyllum Ligustrum latifolium Ligustrum sieboldii Ligustridium japonicum Ligustrum japonicum f. leucocarpum Ligustrum japonicum f. difformis Ligustrum rotundifolium Ligustrum amamianum var. rotundifolium Ligustrum japonicum var. pubescens Ligustrum rotundifolium var. pubescens Ligustrum japonicum var. rotundifolium Ligustrum lucidum var. coriaceum Ligustrum japonicum var. coriaceum Ligustrum japonicum var. leucocarpum Ligustrum japonicum var. spathulatum Ligustrum japonicum var. syaryotense Ligustrum japonicum var. crassifolium Ligustrum japonicum
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