How tall do wax begonias get?
Simply so, do wax begonias like sun or shade?
Wax Begonias are only hardy in USDA zones 9-11, elsewhere they are grown as annual plants or indoors. generous amounts of compost or other organic matter to help retain moisture. Depending on the variety, they can be grown in full sun to shade, but most cultivars will grow very well in partial shade.
Keeping this in view, do wax begonias need full sun?
In cooler regions of the country, plant wax begonia in full sun, and keep in mind that varieties with bronze foliage tend to do better in full sun than those with green leaves. Gardeners in the south may need to give these plants some afternoon shade.
The most compact and healthy wax begonias result from deadheading and pinching back regularly. Annual begonia plants may be cut back before frost and used inside as a houseplant in winter.