Slickblue Outdoor Garden Archway Pergola with Lattice Trellis Perfect for Climbing Vines & Bridal Decor in Brown Mathis Home Unexpected Grasses for Containers How to plant blackberries in containers! Start with a large container (they need more space than strawberries or blueberries), use a well draining potting mix, and plant at the same depth as the Beautiful, a Little Moody, and Totally Worth It: Chinese Sweet Plum Bonsai (Sageretia theezans)