A French drain, also known as a weeping tile or sub-surface drain, is a ditch with a perforated pipe that is filled with stones or gravel. Its goal is to gather groundwater and divert it off your land so that it doesn't build up in undesirable places. Henry French, a farmer from Massachusetts, came up with the idea of a French drain in the early 1800s. The French understood that prev... https://texasgardenmaterials.com/landscape-design-houston-tx/french-drain-installation-houston-tx/