How to select holly seeds? What are the methods of raising seedlings?

Holly belongs to the evergreen tree of holly family, which can be evergreen all the year round and will not wither in winter, so holly has become an indispensable tree species in urban greening. In fact, there is far more than one plant commonly known as holly, and there are more than 200 species of holly in China, which are widely cultivated in the south of Qinling Mountains. As for now, people prefer to make holly into bonsai for ornamental use at home. So how to select seeds and raise seedlings when planting holly? Let's get to know it.

How to select holly seeds?

The selection of seed varieties suitable for local planting is the key to the successful cultivation of holly. At present, the common seed varieties of holly are big leaf holly, small leaf holly, tortoise shell holly, wolfberry, North American holly, French holly and so on. The habits of different varieties are different, so you can choose them according to your needs. After the selection, the seeds are sent out. Generally, the seeds can be soaked in warm hot water for about 24 hours, and when the seeds begin to absorb water and expand, they can be taken out and planted.

What are the methods of raising seedlings?

1. Sowing and reproduction

Spring is the most suitable time for holly sowing, preferably before March, because the climate at this time is more suitable for its growth, so the survival rate will be relatively higher. After sowing, it is covered with fine soil about 2cm thick mixed with rotten compost and covered with straw; the nursery is often kept moist and germinated into seedlings. The growth is slow in the seedling stage and needs careful maintenance and management.

2. Seedling transplanting

When the seedlings appear true leaves, they are moved into a plastic bag nutrition bowl and discharged into the seedbed (5 cm in diameter of the plastic bag and 10-12 cm in height). After moving in, the seedlings are afraid of high temperature and sunburn and drought, so it is necessary to set up a sunshade with a net of 75% shading in time to shade and moisturize.

3. Cuttage seedling

It is best to cut holly in the rainy season. Before cutting, we can use chopsticks to cut a hole in the substrate, and then insert the cuttings into 1 hand 2, which can avoid damage to the cuttings, which is very practical. After that, it can take root after pouring water and standing for about a month.

4. Seedling maintenance

Pay attention to fertilization during the peak growth period of seedlings, foliar spraying every 5 days in April, and 0.1% urea spray every 5 days from July to August. In the later stage of seedling growth, 0.3% potassium dihydrogen phosphate solution or 0.2-0.3% potassium sulfate solution was sprayed on the leaves every 5-7 days to promote the Lignification of seedlings and enhance the overwintering cold resistance. In addition, often water to keep the soil moist, but can not accumulate water. Finally, we can do a good job in the prevention and control of diseases and insect pests.

Generally speaking, holly is the most widely used evergreen plant in landscaping, and it is an indispensable beautiful tree species in the landscape all over the world, so it is more popular in winter. Friends who want to plant holly also want to know the conservation knowledge of holly and focus on the skills of seed selection and seedling cultivation.

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