This research aims at analyzing how to further young farmers' motivation and participation and the impact of influencing factors of relevance. Prominent among the goals of this research is to enhance youth psychological characteristics so as to arrange the best strategy to promote horticultural organic farming. Eighty young farmers were selected by means of simple random sampling method. Path analysis was employed to decide the fit model. It was found that agricultural extension workers changed young farmers' motivations and that they had an impact on participation by enhancing perception. The role of agricultural extension workers should be improved; and they should help control the communication between local leaders and farmers. Hopefully, this research can be used as the basis of agricultural policy in developing countries.