Alnus japonica

Botanical Name: Alnus japonica
Family: Betulaceae
Genus: Alnus
Kingdom: Plantae
Order: Fagales

Common Name: Japanese Alder

Habitat : Alnus japonica is native to Japan.Japan, Korea, Manchuria. It is best grown in medium to wet soils in full sun to part shade. Also tolerates dry, infertile soils. Best in cool climates

Description:
Alnus japonica is a deciduous Tree growing typically to 40-60′ (less frequently to 80′) at a fast rate. Narrow, acuminate, serrulate, ovate to elliptic, dark green leaves (to 5″ long) are wedge-shaped at the base and light green underneath. No appreciable fall color. Flowers are monoecious. Long, pendant, yellow-brown male catkins appear in clusters. Short erect female catkins are followed by ellipsoidal fruiting cones (3/4″ to 1 inch long) composed of winged seeds. It is in flower from Feb to March. The flowers are monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and are pollinated by Wind.It can fix Nitrogen.

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Suitable for: medium (loamy) and heavy (clay) soils and can grow in heavy clay and nutritionally poor soils. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers dry moist or wet soil. The plant can tolerates strong winds but not maritime exposure.

Medicinal Uses:
Various species of alder, including this species, seem to contain antitumour compounds……click to see more

Other Uses : Charcoal; Dye; Wood.
A dye is obtained from the bark. Wood – close grained. Used for turnery, charcoal.

Disclaimer : The information presented herein is intended for educational purposes only. Individual results may vary, and before using any supplement, it is always advisable to consult with your own health care provider.
Resources:
https://en.wikipedia.org/wiki/Alder
http://www.pfaf.org/user/Plant.aspx?LatinName=Alnus+japonica
http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=277844&isprofile=0&

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