Nothing like a tree ripened satsuma orange, right out of the grove! I got hold of some back in the late fall after a trip to the beach. They were wonderful.
I'm glad we have citrus fruit available in the winter -- kind of helps with the winter blues, I think.
I've never been a fan of beets, but it makes sense that they are popular in Russia with the long winters. They need a hardy cold weather crop, and beets do the job.
My mom grew cabbage one winter with moderate success. She said it got too cold to go out and tend it though, so that was a one-season experiment.