American aroma hop Citra was created by John I. Haas, Inc. and Select Botanicals Group joint venture, the Hop Breeding Company. It was released to the brewing world in 2008. Now one of the most coveted high-impact aroma hops in the US, particularly among craft brewers, it boasts a complex lineage that includes the likes of Hallertau Mittelfrüh (father), Tettnanger (US), Brewer’s Gold and East Kent Golding.