English Oak Tree | Quercus roburArguably our most iconic tree, the English oak supports more wildlife species than any other native tree, including insects, nesting birds and small mammals, with the acorns providing food for woodland animals such as deer, squirrels and badgers. In total, a staggering 2,300 species are supported by it. Clusters of lobed, deep green leaves are borne on gently twisting branches, with long yellow catkins appearing in spring and acorns seen later in the