French drains vs trench drains – experts explain the difference, and uncover which is best for your yard

A trench drain in a yard.

French drains were a trending gardening topic last year and they'e still incredibly popular. They solve a host of common lawn drainage problems, all while hiding in plain sight under your lawn.

However, French drains don't solve every drainage issue. If you have to deal with water on hardscaped surfaces like patios and decks, you'll find that a French drain is totally useless.