Pest and Diseases

How To Get Rid Of Slugs In Garden

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One of the most annoying types of garden pests is slugs because they can do a lot of damage to your plants by eating leaves, stems, and even roots. Natural slug predators, barriers, and organic interventions can all be useful means of controlling your average population.

Understanding the habits and habitats of slugs is essential for implementing successful control strategies to maintain a healthy, thriving garden free from these slimy pests.

1. Egg Shells

Crushed eggshells form a sharp, rough barrier that slugs don't like to cross due to their soft skin. To use, wash and dry the shells, then make them into small bits. Spread these around plants you want to save.

The sharp bits can keep slugs away from the plants. Egg shells also put calcium in the dirt as they break down, which can help plants grow. Put more down after big rains, as water can wash them away or make their sharp edges soft.

2. Encourage Predators



Birds, frogs, toads, hedgehogs, and big bugs eat slugs. To draw them in, make your garden a good spot: put up bird feeders and water, stack logs or rocks for hiding, and plant many kinds of local plants for food and cover.

Adding a pond brings in frog friends, great at catching slugs. Don't use harsh bug-kill sprays, as they hurt these helpful ones. Getting a mix of living things in your yard means slugs get eaten naturally, making your garden healthy without needing fake fixes. This way, the balance keeps pests in check the way nature means.

3. Beer Traps

Beer traps catch slugs because they love the smell of beer. Dig a hole and put a can in the ground so its top is even with the soil. Then, pour beer in until the can is half full. Slugs come for the yeast in the beer, fall in, and can't get out. You need to check the trap and put in a new beer every few days, more so if it rains.

The smell of yeast pulls slugs from far away, making your plant area safer. Use a few traps in your garden to catch more slugs. This way is easy, cheap, and uses things you can find at home, making it a good pick for gardeners who want to avoid chemicals.

4. Grow Resistant Crops

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Plant slug-proof crops to keep damage low. Some plants like lavender, rosemary, and some ferns, don't attract slugs because they have tough, smelly, or hairy leaves. Adding these to your garden helps keep slugs away.

Additionally, choosing varieties bred for resistance to pests, including slugs, can help protect your garden. Using these plants with other ways to stop slugs works best. This plan uses plant traits to keep slugs at bay, cutting down on the need for chemical sprays and making your garden healthier and stronger.

5. Use Traps

Use slug traps such as turned-over grapefruit halves, boards, or flowerpots. You can put these traps outdoors in the garden near slug trouble spots. You'll find slugs hiding under them during the day so you can easily gather and dispose of them.

Clean out and keep a watch on the traps to see that they do their job. This method focuses on slug populations in certain areas, making them easier to pick up by hand.

6. Microscopic Nematodes

To solve this pest problem, microscopic nematodes, Phasmarhabditis hermaphrodite can be released into your garden soil. These microscopic worms invade the body of slugs and release bacteria that kill their host. Water is added to the nematode mix and this is applied to dampened soil where slug activity has been noted.

The planthopper will not harm the plants, pets, or any other wildlife making this a safe way of providing biological control. Entomopathogenic nematodes work for weeks to deliver long-term control.

7. Iron Based Phosphate Slug Pellets

A safer option than the traditional slug pellet is iron-based phosphate. Disperse them around the plant to defend themselves against the pests. These pellets cause the pests to stop eating, eventually leading to their death. 

The pellets break down into iron and phosphate, which benefit plants and the soil. They are safer for pets, wildlife, and beneficial insects than metaldehyde pellets. Reapply after heavy rain to maintain effectiveness.

8. Sprinkle Caffeine

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Caffeine can kill slugs. Spreading coffee bits or spraying a mix of coffee and water around plants keeps them away. To make the spray, blend instant coffee with water and put it on the soil and the base of plants. The sharp taste and dangerous effect of caffeine push slugs away and make them eat less.

Used coffee bits can also make the soil better and add good stuff as they break down. This way works well to stop slugs and use up kitchen trash. You need to do it often, more so after it rains. Using caffeine helps fight pests and makes the soil richer, which is good for the earth.

9. Make Your Garden Inhospitable

Maintaining a tidy, dry garden can make it less attractive to slugs. Remove all debris, fallen leaves, and plant residue that may conceal a slug. Avoid using mulch that retains moisture, as slugs thrive in moist conditions. Alternately, use elements that appreciate gravel or wood chips that dry quickly.

Water in the morning to allow the soil surface to dry by evening. Regularly weed and trim plants to reduce hiding spots. This method creates an environment less favorable to slugs, reducing their presence and activity naturally. Keeping the garden tidy and dry is a proactive, non-chemical approach to slug control.

10. Diatomaceous Earth

A fine powder made from fossilized algae is diatomaceous earth. To create a barrier, scatter them around the plant. The sharp particles damage slug's soft bodies, causing them to dehydrate and die. It is essential to apply food-grade diatomaceous earth powder, which is safe for humans and pets.

Reapply after rain or heavy dew, as moisture diminishes its potency. The diatomaceous powder also benefits the ground by improving its framework. This method provides a non-toxic, environment-friendly method to control slugs, leveraging the physical properties of the powder to deter and eliminate these garden pests.

11. Barrier Method: Bran or Seaweed Meal or Dust

Slugs can be stopped by creating obstacles such as bran, seaweed meal, or dust. These substances are unappealing to a slug to penetrate it and may dehydrate it. Proliferate a thick layer near a susceptible plant.

Bran absorbs moisture from slugs, while seaweed meal can dry out and form a rough surface. Dust, like calcium hydroxide, or wood ash, irritates and dehydrates the slug. Reapply after rain, as obstructions may lose effectiveness during moisture.

These natural substances are not only preventing slugs, but they also contribute essential elements to the soil as it breaks down, contributing a double benefit of pest control and soil enrichment.

12. Use Garlic

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Garlic acts as an inherent slug stopper. To make a spray of garlic, mix a garlic clove with water, allow it to sit for a while, then strain and mix in more water. Then, spray this mixture around your plant.

Slugs repel strong olfactory properties and garlic taste. Regular application, especially during rain, ensures long-term protection. Garlic is harmless to humans, pets, and beneficial insects, making it the best option.

13. Start Seedlings Off Indoors

Getting the buds indoors gives them a head start, making them less vulnerable to slug damage once they're transplanted outside. They're stronger and more resilient by the time they are shifted to the garden. Apply a seed tray or a small pot together with good-quality compost. Maintain those in warm, sunny spots and water systemically.

Transplant stems when they're large enough to resist a slug attack. This method reduces the liability of losing young plants to slugs and assists in securing a stronger, more resilient garden. It also allows better monitoring of the rising trend during weaker periods.

14. Vinegar Solution

Slugs can be effectively killed by a vinegar solution. In a liquid dispenser, mix equal parts of vinegar and water. Use the solution directly on the slug when you see it. To slug, the acetic acid in the vinegar is harmful, causing them to dry out and die. Be careful when spraying, as vinegar can damage the plant if used directly.

Use this method selectively to target visible slugs. This is a quick, natural way to reduce slug communities without using chemical pesticides. Regular monitoring and use are essential for continuous management, which makes vinegar an effective tool for integrated pest management.

15. Dehydrate Slugs With Salt

Salt kills slugs fast by drying them out. Just put salt right on the slugs, and they will dry up and die. But, be careful not to use too much salt, as it can hurt the soil and the roots of plants. It's best to only use salt on some slugs, not all over.

Though salt works well, it's good to mix it with other ways to keep your soil safe. Salt can quickly deal with slugs but use it wisely to avoid harming your garden.

16. Hand Picking

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Hand-picking is a direct and powerful way to catch a slug. Leave in the evening or at the very latest in the morning, when slugs are most active. Use a flashlight to locate them, and a baseball glove to pick them out of the plant during evening time. Drop a slug into a container of saponaceous liquid to kill them.

Frequently removing slugs can greatly reduce their population over time. However, the current method should be chemical-free and quickly lowers the number of slugs.

The combination of hand picking and other direct methods makes it an invaluable division between the combined plague control method for the gardener.

17. Grapefruit Trap

Grapefruit traps work because slugs are naturally attracted to highly moist yet sweet locales. Halve a grapefruit, scoop out the insides, and bury each half upside down in your garden. Look beneath the grapefruit after nightfall, and pick off any of those slugs that have collected there.

Slugs love to hide under a grapefruit rind, so you can easily scoop them out and discard them. As the grapefruits rot, replace them. It is a straightforward, natural, and kitchen waste recycling method that can help you control slugs organically in harmony with your garden or plant to attract pests away from eating plants.

18. Use Soapy Solution

You can kill slugs by bringing them in contact with a water and soap solution. Combine just a little dish soap and water in a spray bottle. Apply directly to slugs when you see them. The soap will kill the pest, by disrupting their cell membranes and dehydrating them to death.

Spray the solution carefully when you are in close contact with the plants as soap can also affect foliage, again it is important to get a good coating but do not overdo it. This method is best used as a spot treatment for visible slugs, however the solution needs to be reapplied regularly.

19. Make Tiny Copper Fences

When a slug hits it, copper creates a slightly charged daze that prevents it from moving. Create a small fence around a plant using copper wire, a strip of wire, or mesh. Ensure copper is pure and oxidized, which may affect its performance.

Place the copper obstacle at the base of the plant or garden bed. In order to ensure their continued effectiveness, they must be constantly monitored and maintained.

20. Watering

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The slug operation can be reduced by watering your garden in the morning rather than in the evening. Slugs are mostly active at night and prefer damp conditions. By watering in the morning, the soil surface has time to dry out by evening, making it less hospitable for slugs.

This basic adaptation to the routine can significantly affect the life of the slug. Moreover, drip irrigation or downpour hosiery can target water to the roots of the plant, preventing the soil from becoming dry. This strategy encourages the development of a less beneficial habitat for the slug.