PURPOSE: A vegetation method for a vegetation soundproof wall using a vegetation planter is provided to have soundproofing efficiency, to function as a habitat for creatures, to replace a portion of a soundproof plate and to form an eco-friendly soundproof wall with low expenses. CONSTITUTION: The vegetation method for a vegetation soundproof wall(100) using a vegetation planter comprises the steps of: manufacturing a vegetation soundproof unit(110) made with soundproofing materials and containing a vegetation part(200) to plant by containing soil on the front of formative substances for a soundproof wall ; filling up the vegetation part(200) of the vegetation soundproof unit(110) with soil; planting on the vegetation part(200) of the vegetation soundproof unit(110); and installing a soundproof wall(100) to have at least one or more vegetation soundproof units(110).