What are the common diseases of Christmas cactus?

spider:

Prevention: Open windows frequently for ventilation and spray water to increase air humidity, which can prevent the occurrence of red spider mites to a certain extent.

Spray omethoate solution regularly for sterilization, and spray the leaves once every 15 days.

Treatment: Once found, scrape it off manually or remove the diseased leaves directly. In serious cases, spray with carbofuran emulsion.

Scale insects

Scale insects are white in color. When they become infected, the leaves are covered with small white insects, which is creepy. There is no regular pattern to the onset of the disease, so early detection and treatment are necessary.

Treatment: In the early stage, scrape it off directly with bamboo strips or rinse with clean water; when the problem is serious, spray it with phosmet emulsifiable concentrate solution.