Basisdaten
description:
This tree is native to Japan and is also present only there. In other countries you will find the Alnus firma only in botanical gardens.
Tree profile
name botanical:
Alnus firma
family:
Birch familiy (Betulaceae)
species:
deciduous tree
height:
up to 30 m (99 ft)
leaf:
The leaves are ovate, green, solid and serrated. Note the high-spines along leaf edge.
leaf shape:
ovoid
leaf margin:
serrated
leaf position:
alternate
fall foliage:
yellow
flowering:
March- April
blossom color:
yellowish
blossom description:
The blossoms appears before sprouting of leaves. The male yellowish flowers (catkins) are conspicuous, the female flowers are inconspicuous.
gender distribution:
monoecious dioecious
fruit:
The cones are green and only become woody later, then the color is brown / black. The cones remain through the winter hanging on the tree.
bark:
The bark is smooth and brown with lighter grain.
location:
sun
usage:
Park tree
Alders additional information
overview leaves | overview blossoms
overview fruit | overview trunk
overview winter | overview trees