A large Botanical Garden is located at the Royal Agricultural Research Center in Chiang Mai, and is used to organize the world horticulture Expo chalerm Phra Kiat and 2554 (2011) 2549 (2006)
Is a large botanical garden located at the Royal Agricultural Research Center is the place where the use of Chiang Mai and festival in honor of the World Horticulture The 2549 and 2554 BC).