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.
A flowery, grapefruit-like aroma with medium bittering value that is gaining acceptance as a substitute for Cascade due to its citrus nature.
The very high alpha, good storage stability and low cohumulone ratio make Apollo an excellent choice for bittering. Added late into the boil it provides a strong grapefruit and hoppy...
Pleasant fruity and floral aroma characteristics. Alpha Acid: 14.0% - 17.0%.