Wheat is found in three basic strains: hard, or winter, wheat, used in bread making; soft wheat, used for pastries; and durum, used for pasta. Wheat is available as a whole grain (wheat berries), as flour, cracked, in flakes, and in a variety of other forms.
Bulghur is steamed, hulled, and cracked wheat berries.
Couscous is made from refined durum wheat and looks like tiny grains.
Farina is a refined cereal made from ground and sifted wheat.
Wheat germ is the nutrient-rich core of the wheat kernel.
Wheat bran, the outer layer of the grain, is rich in fiber and nutrients.