The Bradford Pear Tree originated in China and were introduced in 1964 by the US Department of Agriculture as an ornamental tree. The exception: the stumps of invasive trees — Tree of Heaven (Ailanthus altissima), Royal Paulownia (Paulownia tomentosa), Mimosa (Albizia julibrissin), Norway Maple (Acer platanoides), and yes, Bradford pear (Pyrus calleryana). and was known for its weak branch structure. Often known as “Bradford” or “Cleveland Select” ornamental pear, this foreign invader is one of the greatest scourges of the NNIS (non-native invasive species) world. BRADFORD PEAR PYRUS CALLERYANA Callery or Bradford pear, Pyrus calleryana, was introduced to the United States in 1909, and its uniform shape, profuse white flowers, and bright red fall foliage made the Callery pear a much-planted ornamental throughout the southeast. But in the 2000s trees ... Bradford pear (Pyrus calleryana) Bradford pear trees. While the blossoms are pretty, they have a pungent odor and the trees often break during storms. Plant these native species instead of Bradford pear. For alternatives to these invasive flowering trees: Bradford and callery pears (Pyrus calleryana), as well as e mpress tree (Paulownia tomentosa), mimosa (Albizia julibrissin), and golden rain tree (Koelreuteria paniculata). Callery Pear Trees are Over Planted! Want beautiful white-flowering trees? In the northeastern United States, wild Callery pears sometimes form extensive, nearly pure stands in old fields, along roadsides, and in similar disturbed areas. A Bradford pear tree cannot pollinate another Bradford pear tree due to its genetic similarity. Even worse, Bradford pear trees directly contribute to one of the worst invasive plant species in the Southeast — the callery pear. This characteristic creates a weak spot in the tree that makes Bradford pears susceptible to storm damage and greatly reduces the potential life span of the trees. Bradford, Chanticleer and other ornamental pear trees have got to go. The introduction of Callery pear ( Pyrus calleryana ) serves as a cautionary tale of how good intentions can sometimes go wrong. It has commonly been used as an ornamental due to its’ showy white flowers in early spring and beautiful fall foliage. The 'Bradford' cultivar is created when a scion (cutting) of a 'Bradford' tree is grafted onto the rootstock of a wild-type Callery pear. In spring, the non-native tree, originally from Asia, produces gorgeous white flowers, and in the fall, vibrantly coloured leaves. However, many do not realize that these trees are actually invasive species! The Missouri Invasive Plant Task Force is on a mission to stop the spread of invasive Bradford pear trees. They were introduced into the US when pressure was on in the horticultural world to find pears … Without control, invasive ornamental pear trees are geared up to take over quickly. If different cultivars of Callery pears (including the Bradford pear) are grown in proximity, they can cross-pollinate and produce fertile seeds, carried by birds into new areas. For many years the trees were sterile, not producing fruit. This fact sheet from the Missouri Department of Conservation says it well: The problem. Bradford pears are poorly formed trees with many limbs originating from a central location. Even worse, Bradford pear trees directly contribute to one of the worst invasive plant species in the Southeast – the callery pear. One of the best parts about spring is admiring all of the new blooms as they remind us of the beauty of life after winter. Bradford was not self-pollinating and thus no fruit or seeds were produced. Foliage The leaves are alternate, simple, 2-3 in. Common Names: Callery pear, Bradford pear (Bradford pear is a cultivar of the Callery pear that is widely used to landscape residential developments, parking lots and roadsides). The callery pear (Pryus calleryana) is a medium-sized tree that was introduced to the U.S. from Asia in the early 1900s in an attempt to fight the fire blight of the common pear. Read this blog post to learn more about the damage that Callery pear causes and the native trees that you can plant to replace it. In our neighborhood the builder planted 2 Bradford pear trees in each and every front yard. 2. https://www.ksmu.org/post/bradford-pear-trees-invasive-species For tree removal, call Hansen's today at 636.379.1830. Bradford Pears: Pretty But Invasive! Join experts on April 13, 2 p.m. at 551 E. Southhampton Drive in Columbia, MO for an hour-long event featuring speakers and learning stations. Many homeowners plant Bradford pear trees, cultivars of Callery pear, to spruce up their yards with their beautiful white flowers. Invasive. The blossoms of Callery pear trees (also known as Bradford pears) soak up the sun Friday in downtown Joplin. Popularly known by the cultivar name ‘Bradford’ pear, Callery pear has become an invasive species in natural and disturbed environments. This report was originally published in April 2018. The Bradford pear is the ultimate Dr. Jekyll and Mr. Hyde story.. They are popular landscape trees with their early blossoms, round shape and fall colors, but these trees also harbor several dirty little secrets. (5.1-7.6 cm) long, petiolate, and shiny with wavy, slightly toothed margins. Bradford Pear or Callery Pear Pyrus calleryana ‘Bradford’ Photo: Dan Tenaglia, Missouriplants.com, Bugwood.org About Bradford Pear: An Invasive Species in Maryland. 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