This page contains specific information about downy birch (Betula pubescens) '3875', which can be found in the arboretum en landgoedbos Oostereng in Wageningen. The girth of the tree is 1.05 m measured at a height of 1.30 m (Mar 2, 2011, Leo Goudzwaard). Its height is exactly 18.10 m (Mar 2, 2011, laser with Sine method (e.g. Nikon Forestry 550 laser rangefinder), Leo Goudzwaard). This tree was planted around the year 1911 ± 10, which makes it around 103 ± 10 years old (Leo Goudzwaard, Oct 1, 2011).