By Kathleen Cue, UNL Extension Horticulture Educator
Whether you use landscape fabric beneath mulch in outdoor spaces depends on what you know about it. The two main reasons landscape fabric is used are A) a desire to keep weeds down and B) employing any means necessary to keep rock mulches from sinking into the soil after a rain. Unfortunately, neither of these reasons assures landscape fabric will function as planned.
Here is why.