Does the star apple grow on a vine?

No, an apple grows on a tree.

Apples grow on trees and develop each summer from blossoms that flower in the spring. Bees fertilize the flowers and bring pollen from other apple trees to do this.

that doesn't make sense but it says where do apples grow? in trees, jokingxx in Australia

apple trees (a group of them is called an orchard)

grow off vines and underground