How to propagate heavenly bamboo? Introduction to seed sowing, division, and cuttings methods
Heavenly bamboo is a fairly common flowering plant in people's lives, and many people grow it in China. As more people grow it, how to propagate it has also become a matter of concern. So how do you propagate heavenly bamboo? What exactly are the propagation methods for heavenly bamboo? Below, the editor will take you through an introduction.
1. How to propagate heavenly bamboo: seed sowing/division/cuttings
When it comes to how to propagate heavenly bamboo, it is mainly divided into three methods. The propagation methods for heavenly bamboo are mainly seed sowing and division, and cuttings can also be used. When the fruit is ripe, it can be sown immediately after harvest. Let us take a look at these three propagation methods below.
2. Propagation methods for heavenly bamboo
Seed sowing propagation
1. Seed germination stimulation
After collecting the seeds of heavenly bamboo, it is best to first soak the seeds for 1-2 days to stimulate germination before sowing. Once the seeds begin to absorb water and swell after soaking, they can be taken out and sown. This can increase the seed germination rate, and the practical success rate is still quite high.
2. Sowing method
Among the propagation methods for heavenly bamboo, seed sowing is a relatively commonly used method. First, we need to evenly scatter the germinated seeds into the potting soil, then cover them with 1-2 cm of soil, and afterward water them. When watering, be careful to water thoroughly in one go, and remember not to let water accumulate. About 10 days after watering, the seeds can germinate.
Division propagation
In spring and autumn, we can dig out the clustered plants, shake off the old soil, and cut them apart from the weak points where the base is joined. Each cluster should carry 2 to 3 stems and part of the root system. At the same time, cut off some of the larger pinnate compound leaves, then plant in the ground or in pots. After cultivating this way for 1-2 years, they can bloom and bear fruit.
Cutting propagation
1. Selection of cuttings
Before carrying out cutting propagation, we must first select cuttings (branches of heavenly bamboo). It is best to choose relatively thick and strong branches free of pests and diseases, as the survival rate will be relatively high. If you choose branches that look very weak and slender, they will be very difficult to keep alive, so choosing cuttings is a very important point.
2. Cutting method
Among the propagation methods for heavenly bamboo, although cutting propagation is not very commonly used, the survival rate is by no means low. As long as you master the correct method, it is still quite easy to keep them alive. Before cutting, we can use chopsticks to poke a hole in the potting soil, then insert the cutting into it and water. About 15-20 days after watering, roots can form.
Summary: After reading the above content, I believe everyone has gained a certain understanding of how to propagate heavenly bamboo. The editor will introduce the propagation methods for heavenly bamboo here. After everyone successfully propagates it according to the above methods, we need to carry out care. If you do not know how to grow it, you can refer to the article on heavenly bamboo cultivation methods, which contains detailed care instructions.
How to propagate heavenly bamboo: a brief introduction to cutting propagation and seed sowing propagation methods for heavenly bamboo
Heavenly bamboo likes a warm growing environment. Generally, a temperature of around 20°C is most suitable for the growth of heavenly bamboo. But in fact, heavenly bamboo is also relatively cold-resistant. In winter, it can survive even in a low-temperature environment of minus 10°C without suffering frost damage. Therefore, in areas of North China with relatively warm winters, such as the Jiaodong area of Shandong Province and areas south of Jinan City, it can survive as long as it is in a sheltered, sunny environment, and with only a little protection it can overwinter safely. Generally, wild heavenly bamboo grows in forest edge areas below 1000 m in altitude, as well as along ditch edges, or on hillside roadsides. Heavenly bamboo relatively likes places with moist air, and the soil drainage must also be relatively good. Heavenly bamboo also has certain requirements for light. It generally grows in semi-shaded places. In places with direct strong light and in very shady places without sunlight, it can actually still grow, but under direct strong light the stems of heavenly bamboo are thick and short and turn dark red, while in places without sunlight it shows thin stems and long leaves, and the plant clump is loose, which harms its ornamental value. Heavenly bamboo can also grow well on calcareous soil.
The common propagation methods for heavenly bamboo are division propagation, seed sowing propagation, or cutting propagation. Division propagation is carried out in spring, generally when repotting, dividing the plant clump into several clusters and potting them separately. Division propagation is simple to carry out. After 1 year of cultivation, a full and compact plant clump can be developed, blooming and bearing fruit for ornamental viewing.
Cutting propagation method for heavenly bamboo
Cutting propagation is carried out in summer. Rooting is relatively difficult and requires careful care. It is best to use a rooting medium that increases bottom heat, making the temperature higher than the air temperature to promote rooting. Select tender branches about 15 cm long as cuttings, and insert 1/3 to 1/2 of them into sand. After cutting, keep the air moist. In this way, roots can form after about 30-plus days. The survival rate is about 80%.
Seed sowing propagation method for heavenly bamboo
Seed sowing propagation is carried out in late autumn by taking fully mature berries, removing the seeds, and sowing them immediately. The required germination temperature is around 20°C. If the above temperature requirements cannot be met in winter, the seeds can also be stratified with wet sand. The stratification method is to mix the seeds into wet sand 10 times the amount of the seeds and place them indoors where it does not freeze.<0摄氏度以上，10摄氏度以下)。待春暖后3?4月播种，发芽约需3个月。南天竹种子出芽能力较弱，因此当种子子叶顶起表土时，宜人工挑去土皮助其出土。幼苗生长缓悛，应放于半荫环境，防止日光曝晒。当幼苗长到4-5厘米高时，即可分苗移植。
Cutting propagation method for heavenly bamboo
Cutting is an important method of propagating heavenly bamboo. Using cuttings can maintain the characteristics of the mother plant, which is better than seed sowing. Although division can also maintain excellent characteristics, the number propagated is small. Therefore, relatively speaking, heavenly bamboo cuttings can propagate more new plants in a relatively small space.
Heavenly bamboo cuttings are generally carried out from May to August. In southern regions it can be slightly earlier, and in northern regions later. Generally, cuttings are taken in the evening, as this helps increase the survival rate of the cuttings.
1. Cutting preparation:
In order to improve the survival rate of cuttings, the cutting seedbed (flower pot) should be covered with film or enclosed with a plastic bag, which can increase humidity. At the same time, we need to provide appropriate shading, about 30% shading. It is best not to expose them to overly strong direct light.
2. Branch selection and treatment:
For heavenly bamboo cuttings, we should preferably choose healthy, semi-lignified branches of the current year. Cut the branches into 10-15 cm cuttings. The upper cut should be 0.5 cm from the bud point (that is, the upper part of the branch), and should not be too short. The lower cut should be made at an angle, about 45° is fine. In addition, when selecting cuttings, it is best for each cutting to have a small side branch, and remove the leaves from the bottom two-thirds of the side branch. Remember that the branches should be cut as early as possible. If a little time has passed, it is best to soak them to keep them moist.
3. Cutting and post-cutting management
Cutting is very simple. Insert the cutting into the prepared substrate, then press slightly with your hand so that the substrate and cutting are in close contact. The insertion depth can be about one-half to two-thirds. After cutting, spray with water or water them.
Post-cutting management for heavenly bamboo: in the early stage after cutting, direct sunlight is not needed. Be careful to maintain humidity (keep a layer of water film on the surface of the cutting leaves). If using a plastic bag or film cover, be sure to control the temperature. The temperature inside must not exceed 30°C. If the temperature is high in some areas, ventilate appropriately to lower the temperature.
Generally speaking, heavenly bamboo cuttings root after about 45 days. After about 60 days, you can gradually remove the film or plastic bag for hardening off. After about 2 days of hardening off, you can gradually move to normal management.