The following is a partial list of strawberry cultivars. Strawberries come in a wide assortment of commercially available cultivars. Differences between cultivars may include the date the fruit ripens, disease resistance, freezing quality, firmness, berry size, berry shape, and flavor. Many different cultivars have been developed at the University of California, by Driscoll Strawberry Associates Inc., the United States Department of Agriculture, Agriculture and Agri-Food Canada and East Malling Research Station in the UK.