Common diseases and insect pests of hanging Admiralty upside down and their control

Common Diseases of hanging Golden Bell upside down and its Control

Grey mold disease

Botrytis cinerea mainly occurs on stems, leaves and flowers. The edges of leaves infected with Botrytis cinerea will produce brown spots, and when water is wet, diseased leaves will produce gray mildew. Stems and buds infected with Botrytis cinerea produce purplish-brown spots, causing flowers and stems to rot.

The prevention and control methods are as follows: first, it is necessary to strengthen cultivation management, reasonable cultivation and pay attention to ventilation. Second, when potted, make sure that the potted soil is non-toxic or disinfectant. Third, thoroughly remove the infected plants and burn them centrally. Fourth, use the mixture of pentachloronitrobenzene wettable powder and Dysen zinc wettable powder to treat the soil, or use specific Bordeaux solution, topazine wettable powder and so on.

Physiological root rot

The disease is easy to occur in summer, the main cause of the disease is too much watering, the soil is too moist, resulting in hypoxia, leading to plant root blackening and rot, serious can lead to the death of the whole plant.

The prevention and control methods are as follows: first, loosen the soil in time to keep the soil well ventilated and irrigated appropriately. Second, in the summer prone to the occurrence of physiological root rot, move it to a shaded and ventilated environment for maintenance.

Common insect pests of hanging Golden Bell upside down and their Control

Aphids, red spiders

Aphids and red spiders will suck the sap of the upside-down golden bell leaves, causing the leaves to shrink and fall off, and in serious cases can lead to the death of the whole plant. The control method is to use specific dimethoate solution, sprouting pine and dimethoate solution spray for control.

Bemisia Tabaci

Whitefly sucks the sap from the mesophyll, mainly harming the young leaves that hang upside down, causing the leaves to curl up and dry up. It is found that whitefly pests should be sprayed with specific omethoate or dimethoate solution in time, about every seven days, about three or four times.

Hanging the Admiralty clock upside down is very vulnerable to diseases and insect pests. Flower friends should take good care of them.