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
Plum or prunes, although, in many countries, prunes are a distinct type of dried plum having a wrinkled appearance. Plums may have been one of the first fruits domesticated by humans. Three of the most abundant cultivars are not found in the wild, only around human settlements: "Prunus domestica" has been traced to East European and Caucasian mountains, while "Prunus salicina" and "Prunus simonii" originated in Asia. Plum remains have been found in Neolithic age archaeological sites along with olives, grapes and figs. The name plum derived from Old English plume or "plum, plum tree," which extended from Germanic language or