When will the winter jasmine blossom? Is spring here yet? When is spring?

The north is open before Tomb-Sweeping Day and after Tomb-Sweeping Day. So in many places, the graves are full of winter jasmine.

In mid-March, the south basically opened.

It must be spring. According to the first solar term, beginning of spring, rain, fright, vernal equinox, Qingming and Grain Rain are the six solar terms in spring, and Qingming is the fifth.