The following information is posted to provide legal notice of pesticide applications.
Application location: Village-owned parkways throughout the Village of Winnetka (.lxcx)
Application dates: July 21 to August 1, 2025 between 7 AM and 5 PM
Pesticide brand name: Arbotect 20-S
Active ingredient: Thiabendazole Hypophosphite (CAS No.28558-32-9) 26.6% Concentration
Type of pesticide: Soluble liquid concentrate applied as a root flare injection
Reasoning for application: Preventative for Dutch elm disease infection
Any special instructions appearing on the label of the product applicable to an individual's use of the public right-of-way following an application: None
Certified applicator:
Sunrise Tree Care
110 N. Midlothian Road
Hawthorn Woods, IL 60047
847-256-8733
Contact information for the Illinois Department of Agriculture's Pesticide Misuse Section:
Illinois Department of Agriculture Bureau of Environmental Programs
217-785-2427
800-641-3934 (Pesticide Hotline)
Pesticide misuse information and complaint form