Fairly good answers so far - but you still have not managed to grasp the question or rathre avoided certain aspects of it: If they do not know the wind is there, in the first place then how do they know to produce their seeds with canopies for the wind to take them? This has nothing to do with evolution.

this will sound like a stupid question but i need to know what kind of species of tree make up the layers of the forest. thanks in advance

such as the 10x10 ones.