Dilute ammonia solution
Since slug larvae appear in early spring and summer, it’s important you get out and catch them early. It’ll kill the larvae and stop the slug’s lifecycle. But, if you want the best results, ammonia has to get on the slug larvae when they’re in the soil. Depending on which way you choose, you may have to dilute the ammonia.Īmmonia works on snails and adult slugs. Luckily, there are a few ways you can apply ammonia to and around your hostas to get at the slugs without damaging your plant. How Do You Kill Slugs with Ammonia?ĭoes ammonia kill slugs? If so, how do you apply it without causing damage to your plants? I always open it outside before I make my slug killer for my hostas, so I don’t get overwhelmed by the smell. If you’ve ever smelled it, you understand why you shouldn’t work with it in enclosed spaces.
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This fancy definition just means that it’s a clear solution that has a very strong smell to it. It’s also a common fertilizer ingredient that works for hostas in pots and hostas in the garden. You could also compress the ammonia gas to form a colorless, clear liquid under pressure. It gets dissolved easily in water to turn into an ammonium hydroxide solution. Ammonia is a very irritating and colorless gas that has a very sharp odor.
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Keep children and pets out of areas where out of areas where you are using ammonia solutions.īefore you get into ways to kill slugs with ammonia, you want to know exactly what it is. Take the same care using this chemical outside as you would in your home. WARNING: Household ammonia is considered hazardous by OSHA.