There are many acacia trees in that city in Henan.

Nanyang city. Nanyang City, Henan Province is a famous hometown of acacia flowers. Every year from March to April, acacia flowers are in full bloom. A large number of acacia trees have been planted in parks, streets, squares and communities in Nanyang city. In addition, other cities in Henan Province, such as Zhengzhou, Luoyang and Kaifeng. There are also acacia flowers.