Sugar Beets are primarily grown for sugar production and are an essential part of a homesteader's garden or off-gridder's plot. Sugar Beets produce a huge 12" inch root that can weigh 3 to 5 pounds at maturity. Many gardeners grow Sugar Beets as a dual purpose production crop to feed deer, as well as use them for sugar production. Sugar Beets prefer a colder climate conditions and are best suited for spring & fall crop harvests as the colder weather increases the sugar content in the root. 40 days. Packet: 100 seeds.