Introduction: Cucumber ( Cucumis sativus ), native of South Asia , belongs to cucurbitaceae family. Its cultivation goes back at lease 3000 years in India and 2000 years in China . Early travelers brought cucumber to Mediterranean countries 3000 to 4000 years ago. Cucumber plants were cultivated in UK in early fourteenth century, where the fruits were known as cow cumbers. In agriculture changes have been widespread in land use and cropping systems. Land is now being used less for subsistence production and more for marketable crops. In cropping systems, the switch-over is from labour-intensive staples to high pay-off vegetables crops, which have been emerging as field activity with fairly extensive development and financial potentials in most of the areas in Pakistan. Cucumber is a popular vegetable all over the world. It is eaten in fresh and cooked forms. In Pakistan , it is mostly eaten fresh as salad with meal. It is cultivated through out the country as normal season ...