Epsom salts add key micronutrients into the soil increasing seed germination rates. Studies show that Epsom salt (Magnesium sulfate) is beneficial to plants from early on to help strengthen plant cell walls during germination.
Tips to successfully growing plants from seed. What plants can you grow from seed? Most gardeners grow veggies, herbs, and flowers from seed successfully. Some are easy (sunflowers, beans) while others require a bit more finesse (tomatoes or any other tiny seed).