The functions of vegetation have water resource conservation, national land security, preventive soil and water disaster, purifying the air and provided recreation parks. In addition, vegetation cover could apply to prevent surface erosion and shallow collapse disasters. Therefore, when using vegetation to prevent disasters, it is necessary to fully understand the characteristics, habits, propagation methods and disaster prevention effects of plants for soil and water conservation in order to achieve suitable plants for suitable land. The selected plants could be grow normally and play greatest prevented disaster functions of vegetation.