Spacious grass field spreads out in Haneul Park, the nearest to the sky among World Cup Parks. A ridge made for drainage as an X-shape boundary, there are 4 districts of which southern and northern parts high grasses are planted while eastern and western are planted short ones.
Pampas grasses are swaying in the southern and northern part of there, so that citizens would feel nature among them. Thistles, violets, and clobbers are planted in the eastern and western part. Growing plants and flying butterflies in Haneul Park are greatly helpful to stabilize surrounding ecology.