The active ingredient in insecticidal soap is the soap itself. While several homemade recipes may call for additional ingredients, such as garlic or cayenne, the soap is the ingredient that will kill ...

has shared that the best way to deter these pests is to make a homemade spray made out of garlic. She said: “We wanted to share our recipe for garlic spray that slugs and snails simply hate.

Although Dawn does sell Powerwash refills, making a DIY refill seems like the more simple, eco-friendly, and cost-effective choice. Plus, with the addition of some essential oil drops, you can create ...