Corylus avellana. Grow this deciduous shrub for its attractive twisted stems and yellow male catkins in late winter and early spring, and heart- shaped, mid green leaves from spring through to autumn. Due to its slow growth habit it is suitable to grow in a large patio containe or planted in a shrub border. Grows in fertile, well drained soil, and happy in chalky soils. Sun or part shade. Hardy. Height and spread: 150cm. Priced for: a 5 litre pot