Date(s) - January 26, 2022 - January 28, 2022
9:00 am - 1:00 pm


Insects and plant diseases can be a challenge for growing ornamental and food crops in a controlled environment. This three-day virtual workshop will address greenhouse production fundamentals for controlling these pests as well as the latest integrated pest management practices, including identifying outbreaks, applying pesticides and controlling mites. Attendees will also learn about methods for controlling root zone diseases.

Hours are 9 a.m. to 1 p.m. on all three days of the program.

The $60 registration fee can be paid online or by mail using the registration form. Registrants will receive Zoom links for the workshop on Jan. 23, 2022.

Here are the topics and speakers scheduled.

Jan. 26: Fundamentals
  • “Controlled environment agriculture: An overview,” Chieri Kubota, professor of controlled environment agriculture, CFAES Department of Horticulture and Crop Science
  • “Perennial problems of annual plants: Identification and management,” Francesca Hand, associate professor of ornamental pathology, CFAES Department of Plant Pathology
  • “Important guidelines for developing a strong insect management program,” Luis Canas, associate professor, CFAES Department of Entomology 
  • “Best practices for effective and efficient pesticide application,” Erdal Ozkan, professor, CFAES Department of Food, Agricultural and Biological Engineering (FABE)
Jan. 27: Integrated approaches
  • “Humidity management,” Peter Ling, associate professor, CFAES FABE
  • “New spray technologies to benefit growers and the environment,” Heping Zhu, agricultural engineer, USDA-ARS
  • “New advances for the management of mites in controlled environments,” Canas
  • “Ornamental viral diseases: Overview, prevention, and management,” Judit Monis, global plant pathology director, Ball Horticultural Company
Jan. 28: Root zone diseases
  • “Identification and biology of Pythium root rot and other diseases,” Anna Testen, research plant pathologist, USDA-ARS 
  • Research updates: Crazy root disease, Chris Taylor, associate professor of molecular genetics and nematology, and/or Cecilia Chagas, graduate research assistant, both of CFAES Plant Pathology; acidic hydroponics, Kubota; and surfactants, Josh Amrhein, research assistant, CFAES Plant Pathology
  • Demonstration and hands-on training: Francesca Rotondo, research associate, CFAES Plant Pathology; Amrhein; and Testen

Continuing education credits for Ohio Pesticide Credit Recertification, Michigan Pesticide Certification, Indiana State Chemist Certification, and Pennsylvania Pesticide Recertification have been requested for the workshop.

For more information, visit or contact Mary Wicks, CFAES FABE, [email protected], 330-202-3533