Celtis koraiensis, commonly known as the Korean Hackberry is a deciduous tree in the Celtis genus. The species is native to the Korean Peninsula and the north of China. It is typically found in altitudes of 100 to 1500 meters. The tree flowers from April to May, and the fruit ripens from September to October. It can grow up to 15 meters in height. It is hardy to zone 5. The flowers are hermaphrodite (have both male and female organs) and are pollinated by bees. Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil and can tolerate drought. The fruits are edible.