ficus retusa bonsai

Hi, I’ve had this Ficus Retusa for about 9 months, and in an effort to create more aerial roots I’ve kept it in a small greenhouse. It’s working, but I think the bottom of the trunk is rotting now. Is this the case, and what should I do about it if it is? I assume I should take it out of the...

My gf bought me this ficus retusa about 2 weeks ago and I was wondering what I should do with this root sticking out of the pot? I was thinking of just cutting it or repotting it but I’m not sure if that would hurt the plant?

My ficus microcarpa Bonsaiis ready for festival season https://www.facebook.com/kapilaas/