Skip to main content Skip to navigation

Taking time when testing WA 38 (COSMIC CRISP®) maturity

Ines Hanrahan, executive director of the Washington Tree Fruit Research Commission, shows differences in testing apple maturity between Granny Smith and WA 38 (COSMIC CRISP®) using an iodine starch test. Learn more about the recently developed starch scale for WA 38 and download documentation at

Video produced by The Good Fruit Grower (TJ Mullinax)

Washington State University