The “Birches” comprise some of the most elegant and ornamental trees which will tolerate a wide range of soil types. There is a great variety, not only in bark colour, but also in habit, from fastigiate to pendulous. The small leaves provide light dappled shade.n Intolerant of extreme drought as surface rooting. All Birches of 12-14cm and larger should be specified as container grown or root-balled to ensure establishment. Several varieties of birch are also produced as a multi-stem form, see separate section for availability and sizes.