QuestionsHow to growVegetable GrowingPotatoesAre seed potatoes edible 0 Vote Up Vote Down tommy higgins asked 9 years ago I bought too many seed potatoes in my local garden centre. I assumed they’d be OK to eat, but it was suggested by a friend that maybe they’d be sprayed/treated in some way. 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 6 years ago Seed potatoes are not, to my knowledge, treated chemically. In fact, eating potatoes can be treated with sprout suppressant if low-temperature storage is not used.