(faster shutter speed / less light). Aperture (or f-stop) refers to the size of the opening in the lens of the camera when a picture is taken. As you are focusing the camera, the lens is wide open with the largest aperture supported by your lens.
The harvest season typically falls between August & October in the Northern Hemisphere and February & April in the Southern Hemisphere. With various climate conditions, grape varieties, and wine styles the harvesting of grapes could happen in every month of the calendar year somewhere in the world. In the New World it is often referred to as the crush.
The grapes are the seeds and grow in fine clusters, especially where exposed to the sun. Birds love to eat the grapes and a fine jelly can be made when ripe in early summer. click pic to enlarge. Sea-Grape is highly salt tolerant and can be happy very close to the ocean.