ZeroTol® HC

Leaf Blight, Brown Spot and more!

Using commercial-grade ZeroTol chemistry, ZeroTol HC is available for the backyard gardener and hobby grower. Through the power of oxidation, ZeroTol HC penetrates the cell walls of plant pathogens killing them instantly. ZeroTol was BioSafe Systems’ first offering to the Agriculture industry and 20-years later, the product line continues to grow.

  • Kills mold spores before they turn into pathogens
  • Contains no copper or harsh chemicals
  • Kills diseases on contact
  • Leaves no harmful residue — Biodegradable and sustainable
Green tomatoes on the plant in the afternoon sunlight