Lay down a thick layer of CARDBOARD in your raised garden beds to kill the grass. It is perfectly safe to use and will fully decompose, but not before killing any grass below it. They’ll also provide compost and food for worms.
Free wooden pallets used to plant a veggie garden ••• No weeding ••• No tilling ••• No ground rot ••• No slugs ••• Can be placed just about anywhere, even a patio ••• seems like a win-win for a majority of gardener's !!!•••!!!