 Cloves are harvested at long, and consist of a long calyx that terminates in four spreading sepals, and four unopened petals that form a small central ball.Cloves are used in the cuisine of Asian, African, Mediterranean, and the Near and Middle East countries, lending flavor to meats, curries, and marinades, as well as fruit such as apples, pears, and rhubarb.Cloves may be used to give aromatic and flavor qualities to hot beverages, often combined with other ingredients such as lemon and sugar.