1. Temperature: it can also be seen from its main distribution area that it likes higher temperature, which is more suitable at 20-30 ℃. It's not very hardy, so it's not planted much in the north. If you want to breed as an ornamental plant, you need to pay attention to cold
2. Light: it likes light very much. If it is kept in a dark environment for a long time, its growth will be very slow, and it is easy to get some diseases. Therefore, no matter in the growing period or in the winter, we should try our best to provide enough light.
3. Watering: it is a wet variety. Especially when it comes to flowering. Its flowering period is generally about 30 days, in this stage, watering must be timely. In the pod stage, one or two more times of watering are needed.
4. Fertilization: the main way is to apply fertilizer outside the root. First of all, it's in the flowering period. At regular intervals, some fertilizer water containing trace elements should be sprayed. In addition, the leaves also need superphosphate.
1. Reproduction: the way of sowing is often adopted. Because its seeds are relatively small and not easy to germinate, it is necessary to select a good quality substrate, and pay special attention to the adjustment of the surrounding environment after sowing, so they can germinate more easily. The line spacing can be controlled at 20 cm. After sowing, the thickness of the soil covered can be about one centimeter. Then, it's better to control the temperature at 18-20 ℃.
2. Change basin: rape flower can also be placed at home as a potted plant, so you need to pay attention to the usual change basin. When choosing soil, we should pay attention to two factors, one is the degree of fertility, that is, the nutrition is not much, and whether it is loose.
1. Disease: there may be "Sclerotinia Disease", which usually occurs in flowering and fruiting period, and can be controlled by carbendazim. There may also be "virus disease", you can use dimethoate emulsion to prevent
2. Insect pest: the main kind of pest is aphid, which can not only cause harm, but also spread diseases. We can use Omethoate to deal with them.
1. Toxicity: rape flowers are not poisonous and will not cause harm to people.
2. Whether it can be raised at home: Yes. It is not only a kind of economic crops, or can be ornamental, can be made into a pot plant.