The purpose of the workshop is to share knowledge and exchange experiences between the technical staff of the Plant Defense Groups of Catalonia, the Plant Health Service and research entities such as IRTA and Universities. The trials, experiments and actions in common that have been carried out during the last year are presented. During the workshop, knowledge is updated, proposals are made and work is done on new problems related to plant health, pests, diseases and weeds. In this edition, the Plant Defense Groups present the tests carried out in the last campaigns and the news or concerns on plant health issues. It will explain how the monitoring of olive tree pathogenic organisms is done through the RedFara application in Aragon and the news of the FICAT network in Catalonia.