Can Chimonanthus praecox be grafted with jasmine?

Of course. The propagation of Chimonanthus praecox can be carried out by sowing, layering, grafting and rameting. Grafting is more commonly used. Jasmine belongs to Jasminum genus of Meliaceae, which can be grafted with other varieties of Jasmine, Osmanthus fragrans and Fraxinus ash belonging to Meliaceae, and can also be grafted with Jasmine scions belonging to the same family as rootstocks.