Hops are the cone-shaped flowers of the hop plant, Humulus lupulus. They are primarily used as a bittering, flavoring, and stability agent in beer, contributing to the beverage's distinctive taste and aroma. Hops contain various essential oils and acids, including alpha acids, which are responsible for the bitterness in beer. The plant is a vigorous, climbing perennial that can grow up to 20 feet or more in height. Hops are typically harvested in late summer when the cones are ripe and full of lupulin, a yellowish powder that contains the essential oils and resins. In addition to their use in brewing, hops have also been used for their medicinal properties, such as their sedative effects and potential benefits for digestive health. The cultivation of hops requires specific growing conditions, including well-drained soil and plenty of sunlight, making certain regions particularly well-suited for hop farming.