Well, you can experiment with oats or wheat if you want. Not worth it except for any lessons it might teach.
There are no hybrid small grains, to speak of, so any varieties are heirloom in the sense of growing true from harvested seed. The old varieties are susceptible to diseases that are now endemic and are therefore no longer practical.
There are no hybrid small grains, to speak of, so any varieties are heirloom in the sense of growing true from harvested seed. The old varieties are susceptible to diseases that are now endemic and are therefore no longer practical.