Horticultural Oil
This includes both a dormant oil and a summer oil - used to smother eggs and developing insects on trees and ornamental.
Additional Information
Scale is a common pest that this is used on. The heavier oils are used in the late winter or very early spring, making sure the temperatures are over 40°F but before the plant leafs out. The lighter summer oil can be used anytime the temperature is below 85°F.
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