Topinambour and Chinese yam root (Dioscorea opposita, Dioscorea batatas) should be on that list.
Additionally: Herbs, like the stinging nettle, goatweed, jiaogulan and many others should grow in and around a survival garden.
The 14 Best Foods You Can Grow In a Survival Garden https://t.co/QkRno5Tc1P
— Natural Blaze (@Natural_Blaze) December 21, 2016
* * *