Most of them are cuttings or transplants from around the island, yes.

[Muffet has no problem carrying on a polite conversation while standing several feet above the ground on a giant web, it seems.]

This one, however, was one that I requested from the Storyteller.

[She pauses to stand above the pear tree, indicating it with one hand. It looks like it's doing well- as does the rest of the garden, having clearly been tended to with care.]