Potato growers work with retailers to keep potatoes from turning green on grocery stores shelves. Green potato skin, caused by UV light exposure, looks unattractive, it changes the flavor of the potato and can potentially be an indication of a dangerous toxin, solanine. To learn more, read the article by Carole Miller on Growing Produce, Why It’s Time to Fall in Love with Potatoes.
https://www.growingproduce.com/vegetables/why-its-time-to-fall-in-love-with-potatoes/