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The ingredients can cause painful skin and eye irritation. When preparing and applying, wear rubber gloves and keep the mixture well away from your eyes and nose.
1 garlic bulb
1 small onion
1 teaspoon of powdered cayenne pepper
1 quart of water
1 tablespoon liquid dish soap
Chop, grind, or liquefy garlic and onion. Add cayenne pepper and mix with water. Steep 1 hour, strain through cheesecloth, then add liquid dish soa. Mix well. Spray your plants thoroughly, including the undersides of the leafs. Store the mixture for up to a week in a labeled, covered container in the refrigerator.