Abstract: We made Festuca Arundinacea growing experimentation with the new soilless medium that made of Humus、ashes、peat in different volumetric proportions. Observation contain the physical and chemical properties, the growth index and biology quantity of The Festuca Arundinacea. Then analyse the Variance of the growth index of the four medium, all the Analysis comes to a conclusion: the best soilless medium is medium C.