Jiangsu and Zhejiang: The water and heat condition of this growing area is good and the amount of precipitation is suitable. The soil here is mostly yellow brown and the vegetation is dominated by subtropical broad-leaved forest type. In these conditions, osmanthus flowers grow well. The planting area, number of varieties of osmanthus, the ancient osmanthus quantity, the output and quality of osmanthus,these main resource indicators are also numbered in China.
Anhui: Osmanthus is adapted to the subtropical climate, warm and humid. The average temperature for planting area is from 14 -28 ℃, and the growing of osmanthus requires annual average humidity is 75% -85%, annual rainfall of 1000 mm. Humidity is important to the growth of osmanthus, especially the young tree and duration of flowering. If encounter drought or strong sunlight or shadowing, it will against its growth because the growth general requirements 6-8 hours of sunlight every day. Now osmanthus flower is widely planted in the Huaihe river basin and its south area, However, the climate and soil in Anhui province is suitable for the growth of osmanthus, so the Anhui area is also a famous production base of osmanthus.