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The ornamental pear and its cultivars, Redspire and Aristocrat are the tallest of the flowering trees, reaching up to 50 feet high. Fauer is the smallest at a diminutive 20 feet tall. The Capital variety is in between, reaching up to 35 feet in height.
The Cleveland pear tree was bred specifically to replace the Bradford pear tree, another ornamental tree that created problems for landscapers. Bradford pear trees were popular for about 10 years, the time it took for the first wave to become mature and begin breaking down in high winds and snowstorms.rees are ready to be planted in the ground when they are about 5 feet tall and grow an average of 4 feet per year. Mature trees top off at about 30 feet. Since they produce no fruit, Cleveland pear trees need little water.