Green beech is a good candidate when you are planning a hedge or screen the broad green leaves clothe the trees through spring and summer on intertwining branches and the tree will even hold onto its leaves after they39ve died in the autumn the new leaves in spring replace the dead leaves almost seamlessly offering security screening and interest for almost the whole of the year although fagus sylvatica can grow up to 12 metres it can be maintained at the desired height and density by c