Cucumbers are used as salad, for pickling, are even consumed raw. Cucumber are also known for there medicinal values and are used in ayurvedic treatment for many diseases. In India cucumbers are grown both for domestic and export purpose but farmers are facing constant problem posed by insect pests which greatly reduce quality and quantity of produce incurring heavy losses. Thus, this work was carried out mainly to address the problems of farmers. This work contains survey recording occurrence of insect pests on cucumber in different parts of Karnataka, seasonal incidence, monitoring of fruit fly and management using new molecules.