Fruits and vegetables present a variety of food. They appear on the bushes, different plants, grow and ripen there. Afterwards, they teleport to the market's shelves in order to please you with their mouth-watering appearance, great flavour and healthy vitamins. Some do it only once a year.
Fruit and vegetable emojis don't convey any additional meaning. Apart from a couple of exceptions. Strawberries mark the content with erotica. A peach looks like a bare ass and is often used in that sense.