Slugs and snails are small in size, but their appetite for lush, leafy hostas is enormous! These slimy mollusks are without a doubt the hosta's number one pest. There are a huge assortment of traps, poisons, and crazy home remedies that may or may not keep the slug and snail population in your garden under control. However, if you are troubled by slugs and snails, your first plan of attack should be to choose slug and snail resistant plants. Leaf substance is the determining factor...the thicker and heavier the leaves, the less appealing they are to slugs, snails, and other hungry pests. The following hostas feature better than average leaf substance and while no hosta is 100% slug proof, these hostas will make slugs and snails think twice before munching on them!