What is Hallertau?
[[Image:Hopfengarten-Juni.jpg|thumb|right|200px|Hop field in the Hallertau]] The '''Hallertau''' or '''Holledau''' is an area in [[Bavaria]], [[Germany]]. It is the biggest hop-planting area in the world. The hop is a plant which grows in the temperate (''mild'') climate zones of the Northern [[Hemisphere]]. The female flowers, called hops, are used for making [[beer]]. {{Europe-stub}} [[Category:Geography of Bavaria]]