Flower potted plant disease control, flower gray mold how to treat

All kinds of diseases and insect pests will occur in the process of flower bonsai culture, and the most difficult thing is to identify the disease and control effect. It can be divided into two kinds: fungal diseases and viral diseases. Fungal diseases as long as there are red spiders, aphids and so on, viral diseases include anthrax, gray mold, white silk disease, coal pollution and so on. Botrytis cinerea is one of the common fungal diseases of flowers. It has a wide host range and can harm the leaves, stems, flowers and fruits of the host. Flowers suffer, generally at the beginning of the appearance of water-like spots, and gradually expand, and then become brown or dark brown, with irregular patterns. When the weather is wet, gray mildew will grow. The editor will share with you the symptoms and prevention methods of bonsai gray mold.

Prevention and Control of Flower Bonsai Diseases how to treat Botrytis cinerea

How to treat Botrytis cinerea

1. In the early stage of the disease, cut off the diseased leaves in time, and spray 70% topiramate 1000 times, or spray 75% chlorothalonil 800x solution for prevention and treatment.

two。 In late autumn, the remains of diseased plants were completely removed and burned centrally. Carry out crop rotation or use pentachloronitrobenzene and 80% zinc wettable powder to mix evenly and disinfect the soil with 8 grams per square meter.

3. The disease-free plant was selected as the breeding material and soaked in 65% zinc 300 times solution for 10 minutes for 15 minutes before planting.