The Maltster’s Toolbox: Gibberellic Acid, a maltster’s friend or foe?

By Hartwick College Center for Craft Food and Beverage Gibberellic acid (also known as GA or ‘Gibb’) is a naturally occurring hormone produced in plants. GA is synthesized in germinating grain and stimulates the production of enzymes. It can also be purchased in its pure form and used as a processing aid in malting. GA…