
Dormant Oil for the Control of Over-wintering Insect Pests
What is dormant oil? Dormant oil is an oil based, low-impact insecticide, that is sprayed on vulnerable woody plants during their dormant season, to kill the overwintering stage of pest insects. The oil used is typically a highly refined mineral oil to which an emulsifying agent has been added, which allows the oil to mix with water. Sometimes cottonseed oil or soybean oil are used … Continue reading Dormant Oil for the Control of Over-wintering Insect Pests