http://www.italiangardening.com/2011/04/three-ways-to-store-your-fig-trees-for.html
Article about storing fig trees over winter.
Burying?
Doesn’t look like they’d survive by looking at the picture but I guess they do....
Cali:
Burying them probably does work. I think I would rather bring them in to a dark garage or storage area.
Here are some other methods of preparing for winter on a site with very pricey figs!
https://frenchfigfarm.com/new-gallery-2
(You can also see a way to protect your figs against birds and squirrels in this link. Use tape on the end of the fig to keep ants out! Buy the types that do not need wasps to pollinate!)
https://frenchfigfarm.com/care-of-your-fig-tree
Growing in pots: (This guy has all types of Fig videos!)
https://www.youtube.com/watch?v=pq9lgn8sEh0
This guy in Seattle also has all sorts of videos on figs.
https://www.youtube.com/watch?v=-Km4Kxp9-PY
1) good fruit for old guys to grow...can get fruit in a year or two while you are still alive!
2) If you have to move to a different house you can take your trees with you!
Good luck!