Status:
valid
Authors:
(Thunb.) Steud.
Source:
wcs
Year:
1840
Citation Micro:
Nomencl. Bot. , ed. 2, 1: 55 (1840)
WFO Identifier:
wfo-0000946310
Common Names
- Alnus
- Japonica Plant
- Japanese Alder
Description
Alnus japonica (also called Japanese Alder, among many other common names) is a deciduous shrub or small tree native to Japan and Korea. It has oval-shaped leaves and small, yellow-green flowers. It grows in moist, shady habitats, often near streams and rivers.
Uses & Benefits
Alnus japonica is used in traditional Chinese medicine to treat fever, headache, and other ailments. It is also used as an ornamental plant due to its attractive foliage and flowers.
Flower, Seeds and Seedlings
Alnus japonica has small, yellowish-green flowers with a white lip. Its seeds are small, round and black. The seedlings have a single leaf with a pointed tip.
Cultivation and Propagation
Alnus japonica can be propagated by cuttings or by seed. It prefers a moist, well-draining soil and should be grown in partial shade. It should be watered regularly and fertilized with a balanced fertilizer every two weeks during the growing season. It should be protected from direct sunlight and should be pruned regularly to maintain its shape.
Where to Find Alnus japonica
Alnus japonica is found in the temperate forests of China, Japan, and Korea.
Species in the Alnus genus
Alnus mayrii,
Alnus acuminata,
Alnus alnobetula,
Alnus cordata,
Alnus cremastogyne,
Alnus elliptica,
Alnus fallacina,
Alnus fauriei,
Alnus ferdinandi-coburgii,
Alnus firma,
Alnus formosana,
Alnus glutinosa,
Alnus glutipes,
Alnus hakkodensis,
Alnus hanedae,
Alnus henryi,
Alnus hirsuta,
Alnus hosoii,
Alnus incana,
Alnus japonica,
Alnus jorullensis,
Alnus lanata,
Alnus mairei,
Alnus mandshurica,
Alnus maritima,
Alnus matsumurae,
Alnus maximowiczii,
Alnus nepalensis,
Alnus nitida,
Alnus oblongifolia,
Alnus orientalis,
Alnus paniculata,
Alnus peculiaris,
Alnus pendula,
Alnus pubescens,
Alnus rhombifolia,
Alnus rubra,
Alnus serrulata,
Alnus serrulatoides,
Alnus sieboldiana,
Alnus subcordata,
Alnus suginoi,
Alnus trabeculosa,
Alnus vermicularis,
Alnus dolichocarpa,
Alnus djavanshirii,
Alnus lusitanica,
Species in the Betulaceae family
Alnus mayrii,
Alnus acuminata,
Alnus alnobetula,
Alnus cordata,
Alnus cremastogyne,
Alnus elliptica,
Alnus fallacina,
Alnus fauriei,
Alnus ferdinandi-coburgii,
Alnus firma,
Alnus formosana,
Alnus glutinosa,
Alnus glutipes,
Alnus hakkodensis,
Alnus hanedae,
Alnus henryi,
Alnus hirsuta,
Alnus hosoii,
Alnus incana,
Alnus japonica,
Alnus jorullensis,
Alnus lanata,
Alnus mairei,
Alnus mandshurica,
Alnus maritima,
Alnus matsumurae,
Alnus maximowiczii,
Alnus nepalensis,
Alnus nitida,
Alnus oblongifolia,
Alnus orientalis,
Alnus paniculata,
Alnus peculiaris,
Alnus pendula,
Alnus pubescens,
Alnus rhombifolia,
Alnus rubra,
Alnus serrulata,
Alnus serrulatoides,
Alnus sieboldiana,
Alnus subcordata,
Alnus suginoi,
Alnus trabeculosa,
Alnus vermicularis,
Alnus dolichocarpa,
Alnus djavanshirii,
Alnus lusitanica,
Betula alleghaniensis,
Betula alnoides,
Betula alpestris,