The majority of potatoes take 90-to-120 days to fully mature, though Yukon gold varieties are slightly faster growers and may be ready by 75 days (or 2.5 months). Russet potatoes, on the other hand, ...

McDonald's mainly uses four types of potatoes: Russet Burbank ... There's something interesting that Ranger, Umatilla, and Shepody have in common — they're all primarily used for frozen french fries.