The family breeds Rieger Begonia, which usually uses cuttings and leaves for cuttings. The top branches of the robust plants can be selected, and the more mature leaves with petioles can be cut and inserted into the bed with river sand or fresh peat soil as the substrate.
The cutting depth is about 1 cm, and the plastic arch shed is moisturized, giving proper shading, keeping the cutting substrate moist and well permeable, and maintaining a high air humidity in the local space. A small amount of cuttings can be carried out in a large flower pot, covered with a large plastic bag, placed in the shade of the tree or slightly scattered light, sprayed with hand-held sprayer once or twice a day, and then covered with plastic bag after spraying Well, keep the temperature in the plastic bag from 18 ° C to 20 ° C, not too high, otherwise it will easily lead to the rot of the cuttings, and the temperature is too low and not easy to take root. The cutting time is good in spring and autumn.
Regarding whether the gas emitted by Rieger Begonia is toxic, there is no research report in this area. It is only suitable for Magnolia, Palm, Peach, Magnolia, Elderberry, Milan, White Lilac, Tulip, Safflower Mimosa and other flowers and plants near the exercise, I believe that long-term exposure to these plants, there will be dizziness, chest tightness, asthma, partial body discomfort and other malignant reactions.
In addition, according to relevant information, Begonia is not only non-toxic, but its tender stems are edible. French people use their leaves to make vegetables, fish or soup. Among them, the leaves of B. fimbristipule can be used as drinks. The rhizome of begonias contains cardiac glycosides, flavonoids, alcohols and triterpenoids, which are available for medicinal purposes.
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