You may remember my sunflowers from last summer. They became this:
This is great for food storage. With a couple of those big seed heads I was able to eat fresh sunflower seeds all winter. Keep in mind sunflower seeds are one good source of vitamin D from plants, Elpel, T. (2008). Botany in a day (5th ed.).
You may enjoy going out on a limb and grow your own this year; the bees love them too.
Have fun and happy spring!