PURPOSE: A plant cultivation mat comprising a planting layer made of coconut fiber, jute or planting, an upper and lower mesh layer and a support layer made of polyamide-based resin is provided. It is easy to install without separate fastening device and permits achievement of foundation stabilization and ecological recovery within a short time while preventing soil from washing away. CONSTITUTION: The plant cultivation mat comprises: a planting layer(10) for receiving plant seeds; an upper and lower mesh layer(20,25) stitched with the plant cultivation mat to prevent release of plant cultivation mat compositions; and a support layer(30) which comprises an egg plate-shaped mesh body having a three dimensional structure forming a concavo-convex part(31) and is placed below the lower mesh layer and stitched with the lower mesh layer and planting layer. The planting layer is composed of any one of coconut fiber, jute and planting paper. The plant cultivation mat is made of biodegradable natural material.