Newtons rules.
All fruits are attracted to the earth by gravity.but ripe ones fall because of the weakness of the stem which hold them to the tree.
So that, when they get ripe, they won't fall to the ground (as is the normal tendency when ripe) and either be eaten by animals or rot.
conifers differ because the winter their not ripe and ripe in the fall
Yes, they are supper ripe. almost to the point of starting to rot.
Pecans that fall are ripe. This is why they fall.
signapore
there ripe
you dont they fall off when close to ripe
There is no standard collective noun for the noun 'durians', however, collective nouns are an informal part of language, any noun that suits the context can function as a collective noun. We can borrow standard collective nouns from other similar things, for example:a grove of durians (trees)a bushel of durians (fruit)
They are ready when the outside husk turns brown and the inside is yellow. They usually fall off the plant when they are ready and will pick easily too.
Soft and yellow on the outside is the way in which a ripe walnut looks. The edible in question may be ripe enough to be eased from its location on the branch or found lying on the ground. It will have a faint odor, which is deemed pleasant by some and reminiscent of tree of heaven to others.
Durians :)