Plum curculio cover the wings; however, because of the middle humps they appear to have only two ridges. The plum curculio can be found in apple, nectarine, plum, cherry, peach, apricot, pear and quince. It may also survive on wild plum, hawthorn, and crabapple. It is found most commonly in areas east of the Rocky Mountains and in eastern Canada. The beetles are most active during the spring time when the weather is warm, damp, and cloudy. They are often seen in heavy leafed trees. Plum curculio beetles can cause irreparable damage to a fruit harvest. In badly damaged fruit, one can
Prunus salicina they dominate the stone fruit industry in Western Australia. Prunus salicina Prunus salicina (syn. "Prunus triflora" or "Prunus thibetica"), commonly called the Japanese plum or Chinese plum, is a small deciduous tree native to China. It is now also grown in fruit orchards in Korea, Japan, the United States, and Australia. "Prunus salicina" should not be confused with the "Prunus mume", a related species of plum also grown in China, Japan, Korea and Vietnam. Another tree, "Prunus japonica", is also a separate species despite having a Latin name similar to "Prunus salicina"'s common name. Plant breeder Luther Burbank devoted a