Can crape myrtle be sprayed?

Lagerstroemia indica can spray pesticides, mainly to control pests and diseases. When infected with pests and diseases, you must also spray pesticides, otherwise it will seriously hinder the growth and the whole plant may die. Common diseases include powdery mildew, sooty blotch and brown spot. Powdery mildew spraying triadimefon or zineb. Coal pollution is sprayed with omethoate or dichlorvos. Spraying chlorothalonil on brown spots. There are also pests, common sawflies and yellow thorn moths, which also need medication.