Mulch can be almost any loose aggregate material that will stay put and not significantly reduce air exchange out of the soil ...

But there's a lot more to mulch than wood chips—there are actually numerous types made of different materials. Ultimately, almost any mulch type looks great in your landscape. "I like to use the ...

• Applied to depth of 4 inches, mulch suppresses weeds by blocking sunlight from reaching the soil. Too much mulch, though, ...