Daikon, Raphanus sativus var. longipinnatus, also known by many other names depending on context, is a mild-flavored winter radish usually characterized by fast-growing leaves and a long, white, napiform root.
 
Shelf Life: To maximize the shelf life of radishes, refrigerate in plastic bag. How long do radishes last in the fridge? Properly stored, radishes will last for about 10 to 14 days in the refrigerator.