Ah, they do backbud when chopped, specially if it is warm and in the Spring. @leatherback took one from Brazil to Germany with no leaves at all and it sprouted many new branchlets some weeks after settled in Europe.
May be a matter of patience I guess.
Speaking of growth, on July 17th you recommended wet feet in organic media in a deeper pot. I did it and here is the kind of growth I got...
Busting buttons and growing like a teenager!