1、 Different blades

The leaf color of four seasons orange is dark green, with wavy blunt teeth on the edge, and the leaf is small

Kumquat leaves are dark green in color. The leaves are larger than the former, with a length of 5 to 11 cm, a width of about 2 to 4 cm, and a longer petiole, up to 1.2 cm

2、 Different fruits

The appearance color of the four seasons orange fruit is orange yellow, which is inclined to yellow. The fruit is relatively small, and the shape is round or oblate. The deviation of the president is often incorrect. There are often traces of small circles on it, which tastes very sour

The appearance color of kumquat fruit is orange yellow to orange red, which looks more red. The fruit is relatively larger than the former. It is oval or oval in shape and tastes sweet. The fruit ripens from October to December