Aside from the anecdotal evidence about human benefits, Epsom salt does seem to help plants. Generations of gardeners have said it helps their plants grow bushier, produce more flowers, and have better color. It's also said to help seeds germinate and repel slugs and other garden pests.Epsom salt is a popular supplement in organic gardening. For those interested in green living, Epsom salt is an ideal component in an organic garden. Epsom salt is an affordable, gentle, and green treatment for your well-tended plants—both indoors and out. With a chemical structure unlike any other, Epsom Salt (also known as Magnesium Sulfate) is one of the most economical and versatile salt-like substances in the world. Epsom salt has long been known as a wonderful garden supplement, helping to create lush grass, full roses, and healthy, vibrant greenery. It is considered a gardener's secret ingredient for lovely, lush gardens, trees, and lawns. Just as gourmet salt works with its companion ingredients to enhance flavors and bring a meal to its full potential, Epsom salt enhances fertilizer and soil vitality. Ultra Epsom® Salt is the highest quality Epsom salt available, and is widely celebrated for its positive impact on household plants, shrubs, flowers, lawns, trees, and even fruit and vegetables.