Acer japonicum

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Acer japonicum Thunb.

Aceraceae

Life form: tree

Exposure: sun   5

Moisture: moderately moist

Soil: sandy loam - Soil: gritty loam

Arrangement: opposite
Leaves: decidious

Shape: palmately lobed

Division: simple

    

Shape: five-stellate
Fruit: schizocarp

V

179A / 961d22 

Inflorescence: umbel

Petals: not specified
Habit: erect

Canopy: rounded to broadly spreading

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Rutanae
Ordo:
Sapindales

Acer japonicum is a tree.

Naming

Acer japonicum was described by Carl Peter Thunberg in 1784. The name is considered as validly published.

Taxonomy

Acer japonicum is a species in the genus Acer which contains approximately 230 to 296 species and belongs to the family of the Aceraceae (Maple Family). The type species of the genus is Acer pseudoplatanus.

Characteristics

Growth

The trees have a rounded to broadly spreading canopy and reach heights of 8 to 10 metres.

Wood and Bark

Leaves

Acer japonicum is deciduous. The dark-green, simple leaves are opposite. They are palmately lobed and petiolate with dentate margins and palmate venation. They turn an attractive red in autumn.

Flowers and Fruits

Acer japonicum produces umbels of erect, dark-red five-stellate flowers in May.

The trees produce schizocarps.

Root System

Distribution

Acer japonicum is native to Japan.

Cultivation

The trees prefer a sunny situation on moderately moist soil. The substrate should be sandy-loamy or gritty-loamy soil. They tolerate temperatures down to -29°C (USDA zone 5).

Uses

Maintenance and Propagation

The plants usually need very little maintenance.


Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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