Growstone Gnat Nix

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

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