Answer: Camellias are hardy and need flower protection only when the temperatures drop below freezing. Even then only the opening buds showing color are likely to be damaged. After the cold, the tight buds should continue growth and flower. Plantings are either early, mid-or late-season bloomers.
Beijing Population 2017. The current population of Beijing according to the 2010 census, as reported by the official Chinese Government statistics agency, was 19,612,368. The population at the beginning of 2016, according to some estimates, is 21.7 million.
Shanghai Population 2017. The population of Shanghai is estimated to be 24.15 million in 2016, which actually declined 0.4% year over year. The city ranks first in China and 5th in the world in terms of population, and it has an average population density of 2,059 people per square kilometer, although this number increases to 3,854 people per square kilometer in urban areas.