How can you tell if Daikon is bad?
Also know, how can you tell if a daikon radish is bad?
Have as little green part near the head as possible, because green means it got too much sun so it doesn't taste as nice. When you break a leaf, if its inside section is green and fresh it is a good one and if it is whitish then it is bad.
Correspondingly, how can you tell if a white radish is bad?
Radishes that are approximately 1-inch in diameter will be more tender and crisp. Avoid radishes that are soft, dull-colored, have white or brown scars, or black spots; if the radish tops are yellow, limp or slimy, the radishes are old or have not been refrigerated properly. Remove radish greens before storing.