tea tree oil for scale insects

Asked July 25, 2016, 4:13 PM EDT

How effective is tea tree oil for scale insects on ornamental trees and shrubs? I know other oils are used as dormant oil spray for scale.

Talbot County Maryland shrubs pest control ornamental trees tea tree oil

1 Response

We have no research on tea tree oil and ornamentals. Here is our link on scale insects and management http://extension.umd.edu/hgic/armored-and-soft-scales-trees-and-shrubs