Pest Management Fact Sheet #5063 Authors: Dr. Alicyn Smart and Nathan Andrews For information about UMaine Extension programs and resources, visit extension.umaine.edu. Find more of our publications and books at extension.umaine.edu/publications/. Pathogen: Many fungal genera including Alternaria, Botrytis, Fusarium, and Rhizoctonia as well as Protist genera Pythium and Phytopthera Introduction Damping-off is a common