How To Take Care Begonia Plant. Keep the soil generally moist letting the top half inch of soil dry out between watering. 3122021 This is about how to start and care for begonias indoors and out.
Will not tolerate soggy soil. Place the tray in a dark room and water just enough to keep the potting mix moist but not soggy. 6262012 Since begonias need to be planted in early spring the best time to find a good selection is during the winter.
Tubers can be started indoors by placing the tubers hollow side up 1 inch apart in a shallow tray with moist potting mix.
7112020 Despite being tropical and subtropical plants begonias are shade-loving plants. 3302018 The other key to success with rex begonias in Boomans book is tap-water quality. To help the soil retain moisture or if you tend to under water add peat moss andor vermiculite to the mix before planting. Will not tolerate soggy soil.