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.
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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.