2. Bromus plums are often used as greening materials. The tree is very vigorous and quaint. It is an important bonsai tree species with strong growth ability, so it also has a tough meaning. Bromus is widely distributed. It is cultivated in Fujian, Anhui, Jiangsu, Guangxi, Hubei and other regions in China, and also distributed abroad, such as Japan, Yunnan and India.