It could very well be in obligatory dormancy. My A. obesums have never gone into dormancy...it must be this variety of adenium that requires it even in my warm climate.
Tarev, you've got my hopes up about "reallocate its resources to some new blooms." I acquired him only last October and have not yet seen blooms.
@rattlebox
Ron, are you familiar with arabicums? Please share your thoughts on this subject.