Basisdaten
The Spaeth's alder is a hybrid of Japanese alder (Alnus japonica) and Caucasian alder (Alnus subcordata). The alder is named after the botanist Franz Späth (25.2.1839-02.021913) named a nursery owner and botanist from Berlin.
Tree profile
The leaves of Spaerth's alder are ovoid, pointed and up to 16 cm (6.3 in) long. The underside of the leaf is matt green and brighter than the top. The leaf margin is serrated.
The male flowers (catkins) are conspicuous, about 10 cm (3.9 in) long and often hang on to fourth in a clump. The female flowers are inconspicuous.
Small woody cones, first green then dark brown.
Young twigs are gray-green, the older brown-green with many lenticels.
single tree, planting in groups. Urban green, street tree
Alders additional information
overview leaves | overview blossoms
overview fruit | overview trunk
overview winter | overview trees