They are grown by grafting because of their seedless nature. Due to this, the trees are genetically identical clones of the actual tree discovered back in 1820 in Brazil. Their resemblance with navels or small holes like belly buttons at the blossom stems makes them unique and popular. These tiny holes are made by a genetic mutation where another orange grows in the giant fruit.
Navel oranges are predominately favored for fresh consumption, flavoring sauces, chefs, home cooks for zesting, and garnish. They are an excellent source of dietary fiber, vitamin C, and thiamin. Besides, it also contains vitamin A, calcium, beta-carotene, and potassium. Navel oranges are best for both cooked and raw applications, and their balanced flavor shows up when used out-of-hand and fresh. Navel oranges are easy-to-peel, sweet, and can be tossed and segmented into green salads, garnished overcooked meats, blended into smoothies, and served over yogurt and grain bowls. It can also be chopped into salsa, served over toast with melted brie, and over vanilla ice cream.