Pre-nuclear potatoes are the earliest generation of potatoes. These are grown from tissue culture in our greenhouses. As these have never been grown in native soil and they are free of disease. These marble sized tubers can produce high yields of up to 200% or more by weight. A short oval potato with smooth pale yellow skin, shallow eyes and white flesh. Can be used for fries, hash browns and many other uses even without peeling. Kennebec, one of the best keepers, is resistant to blight, mosaic, late blight and net necrosis. Produces dependable heavy yields of large potatoes in most soils. A great plant for the North as it sunburns easily.