How long does it take for Rieger begonia cuttings to root? Master the method to root faster

Rieger begonia not only grows lush branches and green leaves, but also has large, brightly colored flowers, and its blooming period is especially long. With proper pot cultivation, it may even bloom all year round, making it a rare flowering plant suitable for indoor pot growing. Moreover, Rieger begonia is relatively easy to propagate, mostly done through cuttings