1. evergreen shrub. 3 meters high, generally without thorns, green branchlets, and many branches when nutrition is sufficient; Leaves lanceolate to oblong, 5-9 cm long, entire, petiole slightly winged; Flowers are small, white, fragrant, 1-3 axillary, petals 5, stamens 20-25, ovary 5-loculed; Fruit oval or obovate, 2.5-3.5 cm long, golden yellow; Japanese kumquat with spherical fruit.
2. Kumquat likes sunshine and warm and humid environment, which is not cold-resistant, slightly shade-resistant and drought-resistant, and requires fertile and loose slightly acidic sandy loam with good drainage.
3. It is best to chew kumquat directly after washing. Kumquat contains vitamin C, and the temperature above 54 degrees will destroy vitamin C, and kumquat peel has more nutrients than kumquat meat, so it is best to eat the peel and pulp together, or juice it, but it will lose plant cellulose.