Mark Czarnota
Associate Professor; Emphasis: weed control in ornamentals, small fruits, Christmas trees
Areas of expertise
About
Dr. Mark Andrew Czarnota is an Associate Professor (23% Research, 57% Extension, 15% Service, 5% Teaching) in the Department of Horticulture at the University of Georgia, Griffin Campus. His job responsibilities include supporting the nursery and landscape, Christmas tree, floriculture, and small fruit industries with weed control problems they might be encountering. He has been involved in the Plant Science Field all his life. He has held positions in landscape maintenance, commercial nurseryman, nursery sales, and as a laboratory technician between his many years of schooling. He received a B.S. degree in Agriculture specializing in Plant Science from the University of Delaware, M.S. in Agriculture specializing in Weed Science from Virginia Tech, and a Ph.D. in Floriculture and Ornamentals Horticulture specializing in Weed Science from Cornell University. As an extension specialist at the University of Georgia, he supports the nursery, landscape, Christmas tree, and small fruit industries by working with the agricultural chemical industry, federal government, and local grower groups to try and solve weed problems. In his personal life, Dr. Czarnota has been married for 20+ years, has 2 children, and a few dogs. His major hobbies include gardening, taekwondo, weight training, wood / metal working, and enjoying time with the family!
Education
Doctor of Philosophy, Horticultural Science
Cornell University, NY, United States (2001)
Master of Science, Agriculture, General
Virginia Polytechnic Institute & State University – Blacksburg, VA, United States (1995)
Bachelor of Science, Plant Sciences, General
University of Delaware, DE, United States (1989)
Courses
- CRSS 6340L: Weed Science Laboratory (Fall 2026)
Scholarly Works
- Weed control in noncropland, (2025).
- Grass roadside vegetation management, (2025).
- Ethephon applications delay the bloom of southern highbush cultivars, (2025).
- Ethephon applications delay the bloom of southern highbush cultivars, Acta Horticulturae, (2025).
- Activity and Persistence of Sorgoleone, a Long-Chain Hydroquinone Produced by Sorghum bicolor, (2024).
Contact
Mailing Address
1109 Experiment Street
Stress Physiology Building
Griffin, GA 30223
Shipping Address
1109 Experiment Street
Stress Physiology Building
Griffin, GA 30223
Own this profile? Learn how to make changes












