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Pyrus calleryana, also known as the Callery pear or Bradford pear, is a species of pear tree native to China and Vietnam, [2] in the family Rosaceae. It is most commonly known for its cultivar 'Bradford' and its offensive odor, widely planted throughout the United States and increasingly regarded as an invasive species .
Xylomelum pyriforme grows as a large shrub or small tree, usually reaching 4–5 m (13–16 ft) high, [6] although trees to 15 m (49 ft) have been recorded in the Howes Valley northwest of Sydney. [7] The large juvenile leaves have dentate (toothed) margins with 6 to 11 teeth along each edge, while the adult leaves have entire margins.
Black rot, leaf spot and canker Botryosphaeria obtusa Sphaeropsis malorum [anamorph] Black spot (of Japanese pear) Alternaria alternata. Blister canker Helminthosporium papulosum. Blister disease Coniothecium chomatosporum: Blue mold rot Penicillium spp. Penicillium expansum. Botrytis spur and blossom blight Botrytis cinerea
What to Plant Instead of a Bradford Pear Tree There are many beautiful native trees that are better alternatives with pretty flowers, autumn color, and attractive forms, Huber says.
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Plants in the genus Xylomelum are shrubs or trees that typically grow to a height of 4–14 m (13–46 ft) and have simple, leathery leaves arranged in opposite pairs. Juvenile leaves have coarse, sometimes prickly teeth on the edges. The flowers are arranged in dense, spike-like racemes or panicles, the flowers in pairs with a bract at the base.
A popular tree in the Wichita area could be the thing that’s stinking up your yard. Callery pear trees, commonly called Bradford pears, are known for their white blooms.
Cacopsylla pyricola, commonly known as the pear sucker, [1] is a true bug in the family Psyllidae and is a pest of pear trees ().It originated in Europe, was introduced to the United States in the early nineteenth century and spread across the country in the next century.