i dont tend to by my plants for homebase, ye im having trouble finding a tree that size that safe, bit inoying but hopfully i will come across somthing soon and when i do i will tell you.!:D
yes i have 4 big fish tanks in my cham room and it gets the humidity up to about 57%-65%, very good for my cham, i think it could work but he would have to get out alot for a good roam, they need the space!:)