半圆形花坛绿化设计图

Quick answer：

A half-circular garden landscaping design plan refers to a detailed drawing or blueprint that outlines the design of a garden or landscape feature with a semi-circular shape. This typically includes specifications for plants, hardscaping elements like pathways or retaining walls, and overall layout. Landscaping design plans are essential for creating aesthetically pleasing outdoor spaces and ensuring proper plant selection and spatial planning.