Originally selected by Charles Zimmerman for Hopunion, Inc., Columbus is a descendant of Nugget. It is a high alpha variety and is primarily used for bittering purposes. Columbus is often referred to as CTZ, a trio of similar hops including Tomahawk® and Zeus.
Aroma: Specific aroma descriptors include black pepper, licorice, curry and subtle citrus.
Alpha Acid: 14.5 - 17.5%
Beta Acid: 4.5 - 6%
Total Oil: 2.5 - 4.5mL/100g