How to raise black pine

Black pine, also known as white bud pine, evergreen throughout the year, strong disease resistance, not only can be used for greening, but also can be potted ornamental. How to raise black pine is better?

1. Black pine is a kind of cold-resistant and drought-tolerant plant, which can be maintained in the courtyard or balcony all the year round. Sufficient sunshine and ventilation can make the black pine grow and develop well. Small black pine bonsai is not easy to keep warm and sunscreen, so pay attention to anti-freezing in winter and avoid sun exposure in summer.

2. garden soil can be used to plant black pine potted plants. at the same time, some sandy soil can be mixed to ensure the hydrophobicity and air permeability of the soil.

3. Black pine is resistant to drought and waterlogging, watering should be appropriate, follow the principle of seeing dry and wet, the color of basin soil is slightly white, or when touching the soil with hands and feeling that the soil has no moisture, it can be watered through. But do not accumulate water, summer high temperature can often spray water to the leaves.

4. Black pine is resistant to barren. During its growth period, it can be properly applied 1-2 times of rotten thin pancake fertilizer and water.

5. In order to maintain its beautiful and elegant tree shape, black pine bonsai should be pruned properly, mainly picking buds during the growing period, 3 to 4 evenly every year. When the new buds elongate but have not yet produced needles, about 1 thumb and 2 of each terminal bud can be removed. If the bonsai of growing branches is not needed, all the terminal buds can be removed. The branches that affect the appearance of the tree can be pruned during the dormant period.

6. Black pine can turn the basin once in 3-5 years, generally in February-March. When turning the pot, it is best to keep the basin soil intact and avoid damaging the root system. When changing the soil, remember to remove half of the old soil and add new soil. When changing the pot, if the original plant is still growing, you can change a larger flowerpot appropriately. If it is an old pile, it does not need to be replaced. When changing the basin, take advantage of the opportunity to trim the old root, diseased root, residual root, rotten root, etc., disinfect and kill insects, dry the wound and then put it back on the basin.

7. The most common diseases of black pine bonsai are leaf rust, deciduous disease, pine tumor disease and twig disease, such as pine needle rust and pine tumor disease, which can be sprayed with 65% wettable thiram and 0.5 stone sulfur mixture for deciduous disease. Insect pests such as aphids, scale insects and red spiders can be sprayed with insecticides.

The maintenance of black pine is relatively simple, it has strong resistance, good adaptability and easy to survive.