Hallertau
The Hallertau or Holledau is an area in Bavaria, Germany. With an area of 178 km², it is listed as the largest continuous hop-planting area in the world. According to the International Hop Growing Convention, Germany produces roughly one third of the world's hops, over 80% of which are grown in the Hallertau.
Hallertau is roughly located between the cities of Ingolstadt, Kelheim, Landshut, Moosburg, Freising and Schrobenhausen. The region is defined by the hop-planting area in Bavaria.
It is divided into several seal districts: