east of the Mississippi R. (NS‒AB to SC‒TN‒IA) - Map(2)(3)(4), Holarctic(5)
Food
Willow (Salix) and poplar (Populus) leaves
Life Cycle
Hibernating adults emerge in the spring; 3 generations, usually the third one hibernates. There may be a fourth generation.
Remarks
considered a pest • Produces a mixture of cyclopentanoid monoterpenes for defense, mostly to deter birds(6)
Print References
Wade M.J. (1994) The biology of the imported willow leaf beetle, Plagiodera versicolora (Laicharting). Novel aspects of the biology of Chrysomelidae, Ser. Entomol. 50: 541‒547 (Abstract)