Healthy green potato sprouts need light to grow properly. Potatoes that are left to sprout in the dark give off a white, unhealthy growth. The seed potatoes are pre sprouted 2 to 3 weeks before planting in the ground.
About this Author
Suzie Faloon is a freelance writer who has written online content for Demand Studios and Associated Content. As a professional crafter and floral designer, Faloon owned a florist business for nearly 25 years. She completed the Institute of Children's Literature course in 1988.