As perennials, these plants typically do best in warm and hot climates where temperatures are consistently above 60 degrees Fahrenheit outside. In USDA Zones 5 and colder, treat begonias as an annual.

Can you grow polka dot begonias indoors and outdoors? You can grow polka dot begonias both inside and outside. They grow best in indirect but bright light. So planting them in a shaded area of the ...

porch or conservatory in March/April then planting outside in their final position once the risk of frost has gone.” Ideal for pots or hanging baskets, begonias provide colour over a long ...