As the aperture number gets smaller (for example, from f/16 to f/11) the aperture opening gets larger and the image gets lighter. The reason you don't usually see this effect in your images is because when you or the camera change the aperture, the camera changes the shutter speed to keep the exposure constant.
Button Squash Cucurbita pepo Cucurbitaceae The fruit of the button squash is literally only 'button' if you pick the fruit when very young.There is a temptation to let them ripen but that would be a mistake as they will just continue to grow until you end up with pumpkins.utton Squash Cucurbita pepo Cucurbitaceae The fruit of the button squash is literally only 'button' if you pick the fruit when very young.
Home Shop by Department Vegetable Seeds Squash Summer Squash. Many of these are also used for winter too! The species is C. pepo on all summer squash varieties listed here, unless otherwise noted. Summer Squash are grown for immature fruits which can be harvested all summer long. It's usually best to plant summer squash seeds right where they will be growing in the garden, at about the time of the last frost of spring, although they may be started earlier indoors and transplanted later, if handled carefully.