What are the latest propagation methods for Pittosporum tobira?
Pittosporum tobira is native to places such as Jiangsu and Zhejiang in China. It is an evergreen shrub with strong adaptability to climate, able to tolerate cold and heat, partial shade and blazing sun, and it is relatively easy to grow. It is precisely because of this characteristic that Pittosporum tobira is widely used in landscaping as a greening plant, and it can also be grown as a potted plant to decorate halls or venues. Today, Qinnong Web is going to introduce the propagation methods of Pittosporum tobira. Let's take a look below.
1. Sowing method
Many people may not know that Pittosporum tobira has its own seeds. The seeds of Pittosporum tobira are hidden inside its flesh. The fruit is green when immature, and between October and November each year, the fruit gradually ripens and turns yellow. Dry the ripe fruit until the skin splits, then knock out the seeds, and in this way we obtain the seeds of Pittosporum tobira.
After obtaining the seeds of Pittosporum tobira, they need simple treatment and storage. By March of the following year, they can be sown. Usually, the germination rate of Pittosporum tobira seeds is around 50 percent, neither high nor low, but the seedlings of Pittosporum tobira grow very slowly. Usually, you have to wait until two years later before they can be formally moved into pots for planting, or wait another one or two years and move them directly into the nursery. When transplanting, the roots should be kept with a ball of soil.
2. Cutting method
Compared with sowing, cutting is much more convenient. The cutting time should be chosen in spring. When Pittosporum tobira grows new leaves, take out the young shoots for cuttings. However, the young shoots also have requirements: they should be one to two years old and about 15 cm long.
Insert the cut young branches into a sand bed. After cutting, make sure the light intensity is not too strong; receiving scattered light is enough. In addition, humidity should also be maintained well. In this way, Pittosporum tobira can take root in about 20 days. With normal watering and fertilizing at ordinary times, and timely pruning if the branches grow too long, after two or three years Pittosporum tobira can be transplanted into the nursery.
The above are the two methods of propagating Pittosporum tobira introduced to you by Qinnong Web. Which one do you prefer? If Pittosporum tobira grows well, you can also see it bloom from March to May each year. The flowers of Pittosporum tobira are white, then turn yellow, and are fragrant. Planting it in a courtyard is also a good choice!