Pyramidal-growing tree with an open form and spreading branches that can be trained to grow horizontal. Profusion of white flowers in early-spring. Red-purple new spring leaves mature glossy-green and turn red and yellow in autumn. Tolerant of poor drainage and pollution. Excellent street tree. Pyrus calleryana ‘Aristocrat’ (Ornamental Pear) grows to 7m (H) x 5m (W) in 10 years.