Edges are narrow, linear planting areas that define boundaries between different zones such as lawn and flower beds, pathways, or garden sections. They create structure, guide movement, and enhance aesthetics by providing clean, organized lines within landscape design.
Plants selected for edging should be compact, dense, and easy to maintain. Common examples include:
| Group I | Group II |
| (P) Edge City | (1) Rapid expansion of geographical areas of towns or cities |
| (Q) Synekism | (2) Violence against the city |
| (R) Urbicide | (3) A secondary CBD on the edge of the city |
| (S) Urban Sprawl | (4) Rebuilding core city area |
| (5) Union of several small urban settlements under one rule |
| Group I | Group II |
| (P) Gulf of Mannar | (1) Ridge, Glacier |
| (Q) Sunderbans | (2) Sub-tropical/Tropical Forest, Stepped Hill |
| (R) Nanda Devi | (3) Swamp forest, Mangrove |
| (S) Nilgiri | (4) Coral Reefs, Seagrass bed |
| (5) Salt Marsh, Flat Terrain |
