The bark is typically light gray. It is only one of many cultivars of Callery pear grown as ornamentals. The birds do a fine job of reforestation.-Every Rose (yes, pears are in the Rose family) has its thorns, but nobody is seeking to eradicate them over it. Deer browse them somewhat but they aren’t of much use. November 2004 Many of you have probably seen these trees with thorns and hard small pear like fruits. You’ll either need to learn to enjoy the Callery pear as a flowering shade tree, or replace it … Naturalized trees are easily overlooked when not … Unique Morphological Features of Plant: Easily broken. Posted on January 26, 2015 by Priscilla Hollingsworth - Nature Park Blog, Phinizy Blog Feed. Even worse, that unsightly pulp littering your yard and sidewalk can be … Callery pear is also a popular root stock for grafting other pears. An undeterminable number of wild genomes exist as well. All are Callery but none are ‘Bradford’. Pyrus calleryana, or the Callery pear, is a species of pear tree native to China and Vietnam, in the family Rosaceae.It is most commonly known for its cultivar 'Bradford', widely planted throughout the United States and increasingly regarded as an invasive species. I have been looking at these amazingly thorny young trees that are growing on some of the berms (levees/roadways) that run between the ponds of the constructed wetlands. I decided to change the tree into a productive fruit bearing tree through grafting. The Bradford cultivar is without thorns, however, plants that have crossed with other cultivars may develop thorns. The Bradford pear or Callery Pear (Pyrus calleryana) is a common landscaping tree that many home owners consider a nuisance. Its flowers smell fishy, its branches tend to break, and its tiny fruits fall messily everywhere. Pruning roses, blackberries, pyracantha, bougainvillea and other thorny plants is a potentially hazardous gardening activity. Too smart for our own good: the Callery Pear and the Bradford Pear. Louisville Plants That Are Most Easily Confused With This One: Manchurian Pear. If the grafted pear dies, the callery pear root stock will continue to grow and will produce abundant fruits. Page prepared by: Whitney Theis . Identification of Callery Pear Open grown Callery pear trees reach a height of 30 to 60 feet and are easily recognized by their teardrop shape, showy white flowers in the early spring, and brightly colored leaves in the fall. Callery pear grows pyramidal to columnar in youth; with age it broadens and reaches heights of 30–50 feet. Look closely at the trunk. I was blessed with invasive Callery pear trees on my property. Pestiness (weedy, hard to control): No . If you can’t see the bud union where it was grafted onto the rootstock, it has died back below that point. Some trees can produce more than others and, depending on the year, quantity can vary. 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