In what decade did Noble hops start being referred to by that name?

Noble hops began to be referred to by that name in the 1980s, which marks a significant period in the history of hop cultivation and usage in brewing. The term "Noble hops" is associated with a specific group of traditional European hop varieties known for their mild, balanced, and aromatic qualities. These hops, such as Hallertauer, Saaz, Tettnanger, and Spalt, have been integral to the flavor profile of many classic beer styles, especially lagers and pilsners.

The usage of the term in the 1980s coincided with the craft beer movement, where there was a renewed interest in traditional brewing methods and ingredients. Brewers began emphasizing the quality and heritage of these hops in their marketing and brewing practices, leading to formal recognition under the "Noble" designation. Understanding this historical context helps appreciate the significance of Noble hops in brewing traditions and their role in the evolution of beer flavor profiles over the decades.