Italian squash (Zucchini, Zucchini squash), also known as green zucchini, is one of the varieties of summer squash, also known as American squash; it is also known as the northern squash, pectinata squash; and some people call it the "knobbly squash", which may be a mistake. This is the United States, Canada and Australia and other countries called, the United Kingdom and New Zealand called different, called courgette, Latin called cucurbita pepo. there is also a yellow Italian squash (Yellow Squash), also known as the yellow long pumpkin, or yellow pumpkin, is also a variant.

The Italian squash was originally a wild plant in the Americas, and was spread to Europe during the colonial era, where it gradually became a vegetable often consumed by Europeans and Americans. But now widely planted in North America to eat, and not the original local soil species, but in the 1920s by the Italian immigrants brought to the United States of America's improved varieties, so instead of the name of the Italian melon. There is nothing very special about the nutrition of Italian squash, as no literature was found, it is estimated to be similar to zucchini