How to grow Photinia przewalskii planting methods and matters needing attention

The key point of planting red-leaf photinia is to choose a suitable growth environment according to the growth habits of red-leaf photinia to meet the growth needs of red-leaf photinia. However, many people will think about how to know the growth habits of Photinia. Most people constantly increase their understanding of Photinia through practice, while smart people will master it more simply and quickly through written knowledge.

How to grow Photinia rugosa

Photinia likes light and can bear shade. It prefers warm and humid climate and is resistant to drought and moisture. Photinia rubra has strong cold tolerance and can withstand low temperature. When choosing soil, the requirement is not very high.

Planting methods and matters needing attention of Photinia rubra

1. The planting soil of Photinia chinensis.

The basin soil should be loose, fertile, acidic or neutral, and it is best to plant it with sandy soil, which is conducive to ventilation.

2. The growth habits of Photinia rubra.

Photinia likes the warm and humid environment, and has a strong ability to adapt to the temperature. It can withstand the low temperature of minus 18 degrees Celsius and can be planted in all regions of our country.

3. Fertilization of Photinia rubra

The fertilization of Photinia chinensis is best based on the principle of thin application, which is carried out about every half a month in spring, and compound fertilizer is used every half a month in summer and autumn.

4. Pruning of Photinia rubra

The growth and development ability of Photinia is very strong, so it needs to be pruned frequently, the pruning of Photinia can be carried out in every season, but mainly in winter, mainly using the method of cutting short and thinning branches. Heavy pruning in summer is not conducive to the restoration of tree potential.

5. Watering of Photinia rubra

Photinia rubra prefers humid environment, but it must not be watered too much. If stagnant water occurs, it will lead to root rot and can't grow healthily. Watering time is between 8 am and 10:00 every day, or 4: 00 to 6 pm would be better.

6. Diseases and insect pests of Photinia rubra

Photinia rubra is also resistant to diseases and insect pests, diseases are more vulnerable to leaf spot, anthracnose and so on, pests are vulnerable to shell insects, longicorn beetles, aphids and other pests.

Pruning methods of Photinia rubra

1. Spherical pruning of Photinia rubra

Photinia rubra has a strong growth and development ability, and it can form a ball if it is not pruned, but in order to make its shape more beautiful and ornamental, it is still necessary to prune it. Pruning time is best in the growing period and dormant period, from May to June and November of each year.

2. Single-pole tree pruning of Photinia chinensis

Before pruning, the single-pole tree shape of Photinia chinensis should first select a trunk, then use the trunk to retain and remove the side branches, and remove the side branches about half a meter from the ground. in pruning, it is necessary to pay attention to the timely adjustment of the crown after each side branch pruning.

3. Cylindrical pruning of Photinia rubra

If Photinia koraiensis wants to achieve its cylindrical shape, it must have a large enough foundation before it can be trimmed. In the process of pruning, it is necessary to control the Radian and height of its shape, so that it will look better. According to professionals, the cylindrical shape of Photinia rubra has the largest amount of pruning, but it is also the most beautiful one.

Cutting method of Photinia rubra

1. Cutting time of Photinia rubra.

The most suitable cutting time is from April to June every year, and from August to October every year, when the branches of Photinia rubra are lignified.

2. Selection of red leaf Photinia cuttings.

Cuttings should choose branches with strong growth and a growth period of about a year, that is to say, when the red leaves on the new shoots begin to turn green, they can be cut off and used as cuttings. The length of cuttings is about 5 cm to 8 cm. Be sure to retain the terminal bud on the branch, leaving a small half of the larger leaves and more than half of the smaller leaves. In addition, it is necessary to ensure that the cuttings are smooth and smooth.

3. Matters needing attention in cutting of Photinia rubra.

The moisturizing work of cuttings should be done well, watering and shading should be carried out in time, and professional tools should be used when cutting cuttings to reduce the wound, and scissors should be disinfected irregularly to prevent virus cross-infection. the time of cutting and the time of cutting should be carried out on a cloudy day or before 10: 00 a.m. or after 4: 00 p.m., and the cuttings should be treated with rooting agents. In order to speed up the rooting speed and improve the survival rate of Photinia rubra.

In addition to some normal maintenance procedures, the more important thing is pruning and beautification. After all, Photinia rubra is a kind of garden plant, so its appearance is very important for Photinia rubra. At the same time, the cutting of Photinia rubra is also what we can choose to learn.