It might not be the oldest, but Castleton is regarded by many as the  father  of tropical gardens in Jamaica because of its work in the propagation and distribution of new plant genera.
Castleton, the oldest tropical garden in Jamaica, is very obscure and not well known.
mnli hypothesis: Castleton, the oldest tropical garden in Jamaica, is very obscure and not well known. premise: It might not be the oldest, but Castleton is regarded by many as the  father  of tropical gardens in Jamaica because of its work in the propagation and distribution of new plant genera.