Begonias are common ornamental plants that grow to show off their beautiful color, strange appearances for the leaves and little flowers, and easy care which makes them perfect for beginning plant owners as well as seasoned plant lovers. The propagation of begonias for sale Australia is a simple but rewarding process whether to propagate for your own home, or to get more cuttings going for friends. Here is a step-by-step guide on how to propagate begonias. Begonia flowers come in a spectrum of colors, from classic reds, pinks, and whites to more exotic oranges, yellows, and even bi-colored blooms.