First report of Serratia marcescens from oleander in Hungary

Oleander (Nerium oleander L.) is a popular woody ornamental plant, often used for decorating public areas, terraces and gardens. Many diseases may decrease in the value of these plantings. Between 2018 2020, plant pathogenic bacteria were examined, many samples infected plants collected from different sites Hungary. Two non-pigmented Serratia marcescens isolates identified by classical molecular methods. The caused necrotic lesions on leaves. known as an opportunistic mammal or pathogen, but non-pathogenic strains are to be useful biological control agents growth-promoting bacteria. This first report pathogen S. oleander, identification bacterium