Phnom Penh boxwood likes a warm and humid environment, the soil requirements are not strict, drought tolerance, cold tolerance, simple cultivation, planting Phnom Penh boxwood Future development prospects are very broad. Phnom Penh boxwood does not have high requirements for the external environment, has a strong environmental adaptability, even in dry or cold areas, can survive very well. So, what are the pests and diseases of Phnom Penh boxwood? Common pest control methods, let's take a look at it!
1. What are the diseases and pests of Phnom Penh boxwood?
Phnom Penh boxwood, also often referred to as Phnom Penh holly guard spear, large-leaf boxwood. It is an evergreen plant that is evergreen all year round and is often used as a landscaping plant, but this plant is easily affected by diseases and insect pests. Large-leaved boxwood is an evergreen plant that is often used as a landscaping grass and is easily affected by diseases.
Second, Phnom Penh boxwood common pest control methods
1. Powdery mildew
Powdery mildew is a common disease of Phnom Penh boxwood seedlings, mainly harmful to the leaves, has a certain impact on normal growth, if this disease occurs, you can properly prune the branches and leaves, enhance the permeability effect, to avoid the spread of pests and diseases.
2. Leaf spot disease
Leaf spot disease is also a more serious disease that harms Phnom Penh boxwood, which can lead to leaf shedding, branch wilting, and in severe cases, causing plant death. If such a disease is encountered in the maintenance process, it is necessary to prevent and control it in time, cut off the diseased branches, and destroy them.
3. Stem rot
Stem rot mainly harms the leaves of Phnom Penh boxwood, is also the most common kind of disease and insect pest, the disease will make the leaves discolored, lose the original luster, generally the disease is still more obvious, will be aggravated with the increase in temperature, so in the summer need special attention.
Third, the planting method of Phnom Penh boxwood
1. Soil
Phnom Penh boxwood planting soil should not be clay, saline or poor soil, and the soil should be disinfected and sterilized once before being potted. Disinfect the soil where Phnom Penh boxwood grows to avoid pests and diseases that occur during the growth of Phnom Penh boxwood.
2. Cuttings
Select strong, disease-free branches, prune and then cut cuttings, when cutting Phnom Penh boxwood, pay attention to soil moisture, improve rooting and germination and survival rate.
3. Maintenance
After the cuttings take root, it is necessary to ensure a certain amount of soil moisture, and try to avoid the generation of standing water while keeping the leaves moist. The cuttings take root in a month, and when the cuttings grow new branches, they can be transplanted.
The above is the introduction of what are the diseases and insect pests of Phnom Penh boxwood and the common pest control methods.
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