A mealybug outbreak can be very frustrating for growers because managing these pests is very difficult. Mealybugs are nearly impervious to most insecticides because they have a protective wax covering. Adult females, egg sacs (ovisacs) and some species of older nymphs have this waxy covering.
Read more about the challenges of dealing with mealybugs and control and insecticide management advice in this Tech Tip from Syngenta Flowers.