The application of organic fertilizer in tea garden soil has a positive effect on soil fertility，tea yield and tea quality improvement.At the same time，more attention should be paid to the risk of tea safety brought by organic fertilizer.This paper studies the effects of organic fertilizer ，fertilization technology and risk of tea safety on organic fertilizer application in tea garden.The results show that the application of organic fertilizer in tea garden has a great influence on soil physical and chemical properties as well as the biological environment，promote the growth of tea trees and improve the quality of tea leaves.The combined application of organic with inorganic fertilizer is suitable for modern green，health and sustainable development of tea garden.Heavy metals，antibiotics and hormone residues exist in the organic manure produced by livestock and poultry manure，application of animol-derived organic fertilizer in tea gardens has environment and health risks.Based on the above research，this paper prospect the theoretical research direction of organic fertilizer application in tea garden soil，meanwhile，provide scientific basis for the promotion and application of organic fertilizer in tea garden soil.