When you plant your tomatoes strip off a couple of the bottom leaves and plant then deep; the hairs on the stem will turn into roots and give your plant a better, stronger root base.
Cut Worms take bites out of young seedlings thus ending the plants life. Plastic drinking straws, (bigger the better) will be your answer to this dilemma. Cuts them a 1 ½” long and slits them up the side. Because they are slit they will not constrict the plant as it grows.