Recipe:
Chop, grind, or liquefy one garlic bulb and one small onion.
Add 1 teaspoon of powdered cayenne pepper and mix with 1 quart of water.
Steep 1 hour, strain through cheesecloth or coffee filter, then add 1 tablespoon of liquid dish soap (non-antibacterial) to the strained liquid; mix well.
Spray your plants.
enjoy!