Begonia plants for sale Australia may not be winter-hardy and will require protection from freezing temperatures. Consider bringing potted begonias indoors or covering them with a layer of mulch to insulate the roots. If you're growing begonias outdoors in containers, you can also move them to a sheltered location like a garage or porch during the coldest months. Begonias are a diverse genus, encompassing an array of species and hybrids that showcase a splendid spectrum of colours and leaf patterns. From the wax begonias with their glossy, rounded leaves to the angel-wing begonias with their gracefully arching stems, there's a begonia variety to suit every taste and garden aesthetic.