Slugs and snails do not miss a chance to feed on the leaves of a begonia plant. Slugs and snails are easily eliminated and controlled with a slug and snail bait. Placing this bait in your planting beds keeps your begonia leaves safe from attack by these pests. Slug-Resistant Plants Ajuga (bugleweed) Alchemilla mollis (lady's mantle) Alyssum. Arabis. Armeria (thrift) Artemisia. There are some plants that slugs love and some they don't. For example slugs will usually only eat herbaceous plants, vegetables and young seedlings. These plants scents are said to deter slugs from entering an area where they are grown: Basil. Garlic. Lavender. Marjoram. Parsley. Peony. Rosemary. Roses. Slugs are notorious for damaging flowers by ravishing their foliage. Impatiens (Impatiens wallerana) are no exception, and a severe slug infestation hinders the growth potential of this annual flower. Take herbaceous geraniums for example. Slugs and snails may hide beneath the leaves, but they do not eat them. The early flowering Geranium phaeum even grows well in shady spots which slugs and snails love, but they will not feed on its leaves or flowers.
Plants that slugs hate These include plants that taste bitter or smell unpleasant to them as well as those with tough leaves or woody stems that slugs find difficult to chew.
Coffee grounds are already recommended as a home remedy for keeping slugs and snails at bay. Grounds repel slugs, Hollingsworth found, but a caffeine solution is much more effective, he says: "Slugs turn back immediately after contacting the [caffeinated soil]. " Just think about your first taste of coffee.
Keep Slugs & Pests Away To keep small insects like slugs and bugs at bay, use foil for mulching. Simply lay sheets of new or used aluminum foil around the base of your plants. And of course, the reflective mulch also repels pests and insects.
Coffee grounds scattered on top of the soil will deter slugs. A study in June 2002 reported in the journal Nature found that slugs and snails are killed when sprayed with a caffeine solution, and that spraying plants with this solution prevents slugs from eating them.
13 Non-Toxic Methods to Protect Your Garden from Snails + Slugs Remove them by hand. Add a layer of gravel, bark or wood chips to your garden beds. Water your garden in the morning. Add copper. Attract birds to your garden. Rescue chickens. Sprinkle broken eggshells. Sprinkle coffee grounds.
Damp, cool conditions will attract snails. Unfortunately, most gardens require a moist environment to thrive, which makes them an attractive feeding ground for these pests. Mulch traps moisture, so you may need to temporarily remove such organic material from a bed if it's badly infested with snails.
Hostas are always popular for their showy foliage, but slugs and snails can ruin your plants overnight. Although there's no such thing as a slug-proof Hosta, these RHS AGM varieties aren't as susceptible to hungry molluscs.
Slug-Resistant Flowers: Annuals and Perennials geranium. phlox. aster. veronica. poppy. allium. spurge. rose.
Slugs and snails hide in damp places during the day. They stay under logs and stones or under ground cover. They also hide under planters and low decks. At night they come out to eat.
Steps Use beer or milk traps for important plants. Slugs will only notice these traps from a few feet (about a meter) away, so this is best used for small gardens or important areas. Kill slugs with a cornmeal trap. Lure slugs with humane traps. Protect traps from rain and pets. Go hunting for snails at night.
Prevent slug damage with cultural practices. Stop using pesticides on your lawn. Trap slugs using boards. Use wool to control slugs. Combat slugs with copper. Set up a slug fence. Set up a slug bar. Use an organic slug bait.
Slugs don't like snapdragons.