Over a period of 1 years on the campus of the La Molina National Agrarian University, the incidence and severity of the attack of 16 sucking and chewing insects and one Acarina were identified and evaluated in 24 forest species grown in urban environments representative of the city of Lima. These agents are grouped into 3 types of pests: 7 keys, 9 potentials and 4 sporadic. Fifteen of these insects were reported for the first time for the plant host in the Natural History Museum of the San Marcos National University and in the National Agrarian Health Service (SENASA Perú), being Glycaspis brimblecombei in Eucalyptus spp. first record for Lima and Neophyllaphis araucariae, Platycorypha nigrivirga y Singhiella simplex in Araucaria excelsa, Tipuana tipu y Ficus benjamina respectively, first records from Peru.