Embodiments include but are not limited to modular living wall systems. A module of a modular living wall system may include a frame including a plurality of rails, each rail coupled to another rail by their respective ends, and a fabric arrangement mounted onto the frame and including a first fabric and a second fabric overlaying the first fabric, wherein the first fabric is a hydrophilic mat, and wherein the second fabric includes at least one opening exposing the first fabric and configured to receive a plant. The living wall system includes integrated irrigation. Other embodiments may be described and/or claimed.