More ideas from J
Ornamental Grass / Planted wavy, instead of a straight line.   /Green Home

Serpentine Grass hedge - Line of ornamental grass Calamagrostis 'Overdam' and turf earthworks - The Wrekin Garden, Shropshire Other options: Ferns, Hosta's

Grass slopes / tunnels / slides / rocky climbing - this has it all.

Change in elevation or mounding of green space in areas could also create natural play space for kids. Also, the prairie grasses and other landscaping that are natural to our region are nice to incorporate.