The Newcastle vaccine is not effective against the strain found in the California outbreak. And it will cause animals to test positive for Newcastle. It is not a good choice in this case.
This young lady in Australia is collecting frostbite data as part of her chicken foot prosthetic research. Your info on Bael could help her, and she might be able to assist with prosthetics at some point, too.
https://m.facebook.com/story.php?story_fbid=2272138862829917&id=854130214630796
I made this succulent arrangement a couple of years ago for a county fair and kept it because I love it.
Today, the Seramas decided it was a playground. I caught them at it while I was repotting some African violets, I didn't even pose this. This was all chickens being goofy.