Longan is a tropical fruit indigenous to Java, Malaya, the Philippines and the south of Thailand. It grows well in loamy sand or loose soil in shady areas with regular rain and good drainage. The sweet and fragrant fruit has a thin peel and only a little latex. The most popular variety is called long-kong see poh and it grows in Ra-ngae District. There are similar fruits called langsad and duku. Longan is in season from August to October. It is also exported, especially to Malaysia and Singapore.