The invention discloses a traditional Chinese medicinal additive with grass fragrance flavor for a laying hen feed, and relates to the technical field of feed additives, particularly Chinese medicinal herb additives for improving animal products. The additive is prepared by the following steps of: mixing three traditional Chinese medicines such as 10 to 30 weight percent of clove, 40 to 60 weightpercent of purple perilla, 30 to 50 weight percent of tangerine peel and the like, and crushing, wherein the content of an oversize product with the fineness of 80 meshes is less than or equal to 10 percent after the mixture is crushed by a Chinese medicinal herb crusher; and mixing uniformly to form a compound traditional Chinese medicine. 0.5 to 1 percent of additive is added into a laying hen compound feed. Eggs laid by laying hens which are fed by using the feed prepared by mixing the additive have high nutritional value and delicate texture, have faint grass fragrance, and are healthy and environment-friendly health-care eggs and flavor eggs.