Black alders are planted to prevent water erosion and to fortify streams and river banks. The wood is used in hydraulic engineering and as solid wood for art and furniture carpentry as a commercial tree, the alder is more of a marginal phenomenon. Named Tree of the Year in 2003.
The black alder is a light tree, it tolerates sun to light shade. Makes tree very undemanding. The black alder grow on wet and often flooded locations.
- Height: 30 m high
- Crown: Mostly pyramidal crown
- Trunk: diameter up to 1m
- Root: Deep heart root
- Flowers / fruits: The alder is monoecious, male inflorescences are 5-10 long catkins, female catkins are about 5mm on 2-3mm long stems. Fruits first green later brown.
- Leaves / needles
- Leaves about 5-9 cm long, 5-7 cm wide. Reverse ovoid to rounded. The leaves are shed green in autumn.
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