The following information expresses no opinion regarding the efficacy of pesticides to prevent bark beetles, a long-term solution to bark beetle infestation, forest management practices or environmental or health effects pertaining to pesticide use.
1. What should consumers know about bark beetles?
- There are numerous species of Bark Beetles.
- Different Bark Beetle species infest different Tree species.
- Bark Beetles infest both healthy and stressed trees.
- Stressed trees are generally unable to effectively combat infestation.
- Infested trees cannot be effectively treated.
- Infested trees and debris should be removed to protect other trees from attack.
2. What should consumers know about treatment and prevention?
- Bark beetle preventive treatments may be labor and equipment intensive.
- Pesticides used must be labeled for use in preventing bark beetles on trees.
- Pesticides must be used according to the product Label.
- Preventive treatment is ineffective unless the pesticide is applied properly.
- Hire only licensed companies employing licensed applicators using the proper pesticide, application, and elevation equipment to properly perform a treatment. Check the Arizona Pest Management Division's Web site or call the office (see below).
- Obtain more than one bid for pest control services.
3. Where can consumers obtain more information?
The Arizona Pest Management Division (for licensing questions)
602-542-3578 or (800) 223-0618
Tom DeGomez University of Arizona Specialist
Jeff Schalau University of Arizona Cooperative Extension
A licensed pest control operator or certified arborist.