Begonias Plant. Angel wing begonias) these begonias are usually large, showy, and constant bloomers Plant begonias in early spring, once the threat of frosts has disappeared.
Popular types of begonia, such as wax begonias, tuberous begonias, and rex begonias, bloom through the summer and fall. Mature begonia plants range in size from a few inches high to over 12 inches high, and the flowers, foliage colors, and sizes are very diverse. Only plant begonias outside in may, when no more frosts are forecast.