The present invention relates to an apparatus for laying a seed film (hereinafter, seed film refers to a mulching film to which seeds are adhered and coating same for use in sowing) and a method for laying the seed film by using same. More specifically, the present invention relates to the apparatus for laying the seed film and the method for laying the seed film by using the apparatus for laying the seed film, the apparatus comprising: a leveling board of which the angle can be adjusted a seed film pressing portion for pressing the seed film which is unrolled and a seed film fixing portion for fixing the seed film, thereby automatically laying the seed film on a rice paddy in a quick and convenient manner.