Filbert (Corylus spp.), also called hazel or hazelnut, is a fantastic shrub for the back of a border because of its easy-growing nature and tolerance to some shade. One of the few woody plants in and ...

• Cobnuts and filberts are two similar types of hazel, the main difference being in the husk of the nut. They should both be pruned now, as they flower, and again in the summer. • The male and female ...