• Scientifically proven Gnat Nix provides an effective, long-lasting physical barrier against fungus gnats.
• Used as a top dressing, it interrupts the gnats' lifecycle by preventing adult emergence from hatching larvae and deterring females from laying eggs in the growing media.
• This gnat control is made from 100% recycled glass, and it's 100% free of harmful pesticides and chemicals.

Scientifically proven Gnat Nix provides an effective, long-lasting physical barrier against fungus gnats.California, United States