I have been asking this question a few times. If you have been reading my post though you will know I love trying to grow anything. When I came a crossed this picture at Mother Earth News. I thought I would share it you.
Thank you Mother Earth News for the photo
I think everything here is worth because of the vitamin in it. If I had to take one out it would kale, but because kale can be grown both spring and fall for harvesting. It's calories would be doubled.