The idea of cardboard as a method of weed control comes from the concept of sheet mulching. Every time you make an online purchase, you get a cardboard box! They are usable as a plant-friendly, biodegradable landscape fabric alternative. Your first alternative weed barrier is something you probably have loads of laying around your house. Photo Credit: Steve Burt / Flickr / CC BY-SA 2.0 9 Landscape Fabric Alternatives 1. Though popular with amateurs and professionals alike, landscape fabric isn’t the healthiest choice for your garden.
