Why does the black fruit flower bought in Aauto say Heilongjiang faster in autumn?

Because the origin of black fruit flowers in autumn is in Heilongjiang. According to the search website, Sorbus nigricans originated in North America, distributed between the northeast of the Great Lakes region of North America and the alpine swamp on the ridge of Apara. It was introduced to China for cultivation in the 1990s, and mainly distributed in Liaoning, Jilin, Heilongjiang and Jiangsu provinces in China.