Zucchini is a corner squash. Angle gourd alias also called zucchini, annual herbaceous vine (trailing), there are dwarf, semi-trailing, trailing three strains. Most varieties of the main vine dominance is obvious, and the side vines are few and weak. The angle gourd is a dwarf variety with short internode, and the length of the vine is usually below 50㎝, and sometimes up to 1m in the solar greenhouse (because of the long growing period); the semi-trailing variety is usually about 80cm; the trailing variety is usually up to several meters long.