Do you need to lay cardboard down every year with no dig gardening? Cardboard is really useful as it suppresses weeds and breaks down in situ adding some structure to the soil. When wet it is easy to push a trowel through, meaning you can easily plant through it. It works best on small annual weeds and grasses, where larger perennial weeds like brambles are better dug out before you begin (unless you want to keep them for the blackberries! 😋). However, cardboard isn’t always necessary. If you d