Introduction to the cultivation techniques of Camellia oleifera

One of the most common trees planted on both sides of the road is the safflower blueberry, whose shape and color give people a sense of elegance and chic, and its root system is well developed, with the function of preventing wind and resisting wind, so it is suitable for planting along the river and in cities in the south. So, what are the key points of cultivation techniques of safflower blueberry?

At present, a large number of cultivation of Camellia oleifera has been carried out in China. It is a famous ornamental tree with a height of more than 10 meters, palmately compound leaves and five leaflets. The Corolla is bell-shaped, with dense florets and clusters of flowers. The flowering period is from January to February each year, which belongs to early spring flowering. Early flowering is accompanied by leaves, and the flowers are mainly purple-red. If you want to cultivate high-quality safflower bluebells, you need to master the following four key points:

I. growth environment

Carthamus tinctorius is native to the subtropics and is suitable for growing at a temperature of 20-30 ℃. The high temperature environment is beneficial to its cultivation. It is necessary to keep warm and avoid the wind in winter. The northern part of South China is cold, rainy and humid in winter, so we should pay attention to cold damage. The sandy loam rich in organic matter is the best cultivated soil, and the drainage and sunshine are good.

2. Seedling raising techniques

The propagation of Camellia oleifera can be carried out by seed, cutting and striping. Its seeds are relatively easy to germinate, so it is mainly cultivated by sowing, and the seeds need to be picked and sown immediately. After successful sowing, they will blossom within 2-3 years, which takes a long time. The plant propagated by cutting and striping can make it blossom ahead of time, but there will be some problems, such as sparse root system, thin trunk and so on.

III. Planting techniques

The cultivation site of Camellia oleifera should be in the place with plenty of sunshine and high topography, and the seedlings cultivated in South China and central and southern China are of good quality. Spring and summer is its peak growth period, it needs a small amount of fertilizer every 1-2 months, 2-3 times a year, and fully replenish water. Adult plants differentiate from flower buds in late autumn to spring, so they should not be pruned to avoid affecting flowering. Pruning and pruning is carried out after the flowering period to promote the lateral branches to split and blossom.

IV. Pest control

Carthamus tinctorius wood flowers are vulnerable to diseases and pests when new leaves sprout every spring. For pest invasion, 1000 times of Lexben EC and 1000 times of Wanling powder can be sprayed alternately, spraying 1-2 times every two weeks, even for a month, can also play a role in the prevention and treatment of leaf spot disease.

The tree shape and Corolla of safflower bluebells are very pleasing to the eye. Friends who want to grow safflower bluebells can manage through these cultivation techniques.