Hybrid rain garden program to help provide information on stormwater management Rain gardens are an effective landscape feature designed to capture excess stormwater runoff from buildings, roads, and driveways. (Source: University of Illinois) By Jessica Ladd | April 20, 2021 at 4:24 PM CDT - Updated April 20 at 4:24 PM MURPHYSBORO, Ill. (KFVS) - Rain gardens are an effective landscape feature designed to capture excess stormwater runoff from buildings, roads, and driveways. Understanding how rain gardens function, as well as how to design, install, and maintain rain gardens, will be the focus of an upcoming hybrid rain garden program series. The series will be hosted by the Greater Egypt Regional Planning and Development Commission and University of Illinois Extension.