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.
Although there are no official estimates of the the population of Beijing in 2012, unofficial estimates put the population at around 21-22 million. The population in 2020 is expected to be well over 25 million and some experts believe that in 2050 there will be more than 50 million people living in Beijing.