Green: Main crop in winter, with fruit several times a year, produces orange round fruit, prolific bearer, and very colorful tree when fruit is ripe.
Nagami: Fruit ripens mid to late winter and always crops heavily. Oval shaped fruit, sweet of the cumquats. Unlike like other cumquats Nagami fruit can be eaten whole, skin and all. Flesh can be quite sour, but skin has a sweeter flavor, when eaten together is very refreshing. Dwarf in nature, making it idea for pots.
Mertifolia: Deep dark green shiny foliage with small pointed leaves, yellow to orange fruit, highly ornamental upright growth, with fruit that turns bright orange when ripe, but fruit is too sour to be eaten fresh. Mertifolia is best grown in a warm protected position.