There are two types of Barleys: the two-row Barley or tremesina, and the six-row Barley or Spanish. Among the cultivated varieties are:
- WinterBarleys, resistant to cold weather up to approximately -15 ° C that may have flat spikes with two lines of grains (these lines are called "rows") or cylindrical spikes with six rows of grain. Winter Barley varieties are planted in late September or early October, since they need to be well established before the start of winter.
- Spring Barleys, sensitive to frost damage and with a shorter growth cycle, are planted in February or March.
- Ochratoxin A