The choice of flowerpots is also very important. The selected flowerpot must have good air permeability, that is to say, it must have small holes at the bottom. The basin soil is bound to replace it, remember that peat soil vermiculite is a good choice
In winter, Begonia is not frozen, because it is warm itself, so it is necessary to spend the winter indoors. It can also use plastic and foam around its flowerpots to keep it warm. Generally speaking, its favorite indoor temperature is 18 to 22 degrees, keep the temperature appropriate, so that you can see the beautiful it
It's not only beautiful flowers, but also its tender leaves are worth watching. But too strong light can burn its leaves. In this case, it may affect the sense of view. Therefore, it is absolutely not allowed to put it on the South windowsill in winter. It will burn properly. As for those kinds that don't need much sunshine, they are suitable for the North windowsill in the four seasons.
Don't use organic fertilizer. Only a small amount of compound fertilizer can be used. Pay special attention to the fact that the root will be damaged by fertilization, so be very careful. If its root is rotten and its leaves are wilted, don't worry too much. Cut off fresh branches and cut them in the basin. I'm not sure they can still live.
Generally speaking, it prefers low temperature and cool, so it has a lot of requirements for air circulation. In winter, the heating is on at home. If it's higher than 25 degrees and the windows can't be opened in time for ventilation, then Rieger Begonia won't be very happy. So, it's more important to keep the air fresh.
I believe it must be a proud thing to see a large, charming and beautiful crabapple, so take good care of it!