How To Look After Begonia Rex. If your Rex is growing where it only gets light from one side ie. Feed tuberous begonias weekly with tomato feed in summer especially pot-grown plants.
Begonias do not grow or use fertilizer efficiently below 58F. 2172020 Once the acclimation period is over and the pots are indoors full-time give each begonia plant a winter haircut Pluck off brown wilted and dry blooms and leaves with your fingers and use pruners to snip off stems that look similarly lifeless. If this happens continue to water sparingly until spring when new leaves will re-appear.
11112020 Propagation of the rex begonia is much easier than actually caring for the plant as a whole.
Make sure the stem is at least an inch or two long. Most varieties grow best in a mild temperature range between 15C and 26C though tuberous begonias need it a little cooler to perform at their best. You May Also Like. 11112020 Propagation of the rex begonia is much easier than actually caring for the plant as a whole.