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.
Summer Squash: Harvest when fruit is 6-8 inches long by cutting from the plant with a knife. Pick frequently and remove all oversized fruit to encourage additional fruit production. Pumpkins: Cut from the vines leaving a 3-4 inch long stem when the fruits have turned orange and the skin has hardened.