The invention relates to a method for rapid germination of Elymus dahuricus Turcz. seeds and belongs to the technical field of the cultivation of Elymus dahuricus Turcz. The method comprises selecting high-quality Elymus dahuricus Turcz. seeds prior to planting Elymus dahuricus Turcz., spraying the seeds with water, then uniformly mixing the seeds and plant ash according to a ratio of 100kg of seeds to 5-8kg of plant ash and a mass ratio of plant ash to water of 1: (0.29-0.31), carrying out sowing in line or hole sowing at sowing depth of 4-6cm, then covering seed surfaces with soul until the seeds are completely covered with soil, applying enough water to the soil, and immediately, covering the soil with an agricultural plastic mulching film after watering. The method saves time, is economic and simple, is easy to operate and solves the problem that the existing sowing pretreatment method easily produces pesticide damage, destroys the soil environment, easily damages seed germ and inhibits seed survival.