Common name: Birch
Some of the most graceful of all trees with a superb range of bark features fron dynamic white to chocolate brown, smooth and shaggy. Birch will succeed on most soils with certain species happy even in wet sites. Although tolerant of chalk soils they will not reach full size in these conditions. Best in full sun.
Betula are in the family Betulaceae which also includes Alnus, Corylus and Carpinus. They are closely related to the family Fagaceae which includes Fagus and Quercus.
The genus Betula contains 30 to 60 taxa of which 11 are on the IUCN 2011 Green List of Threatened Species. They are a typically rather short-lived pioneer speciea widespread in the Northern Hemisphere.