Wax begonias are sold in a large six pack. Several colors are available.  
"Bada Bing" is a series of sun-tolerant wax begonias that bloom profusely from spring until the first frost of fall. The plants are available in a variety of colors, including white and shades of pink, scarlet and rose. "Bada Bing" begonias are compact plants suitable for planting in patio containers, hanging baskets, mass plantings or borders.