ZeroTol® HC

Broad Spectrum Algaecide / Bactericide / Fungicide

ZeroTol HC is a broad-spectrum algaecide, bactericide and fungicide peroxyacetic formulated for the homeowner and hobby grower. Protecting plants from diseases has never been easier; ZeroTol HC provides an effective solution for homeowners and gardeners wanting healthier plants and lawns.

Shop today on Amazon.com!

Active Ingredients

  • Peracetic acid

Certifications

  • OMRI Listed
  • Fungicide, bactericide, and algaecide
  • Can be used on all stage of plant growth
  • Kills plant diseases on contact
  • Promotes stronger roots and stems
Tomatoes ripening on the vine

Protecting plants from diseases has never been easier!

ZeroTol HC provides an effective solution for homeowners and gardeners wanting healthier plants and lawns. This OMRI-Listed product adds convenience to organic gardening; the clean chemistry of ZeroTol HC disinfects plants AND tools to help stop the spread of disease from plot to plot. Following the weekly treatment plan with ZeroTol HC helps develop healthy, flourishing, and disease-free flowers, lawns, and produce.

  • Usage
    • Usage
    • Turf
    • Lawns
    • Hydroponics
    • Aquaponics
    • Gardens
    • Landscape beds
    • Surface Treatment
      • Pots
      • Trays
      • Cutting tools
      • Equipment
      • Walkways
      • Floors
      • Walls
      • Watering systems
    • Treatment for plants
      • Flowers
      • Ornamentals
      • House plants
      • Vegetables
      • Berries
      • Fruits
      • Trees
      • Shrubs
  • Directions

    Plant treatment

    Corrective

    1. Use a dilution 0.85 fl. oz. (5.1 teaspoons) of ZeroTol HC per gallon of water. Do not reuse already mixed solution, make fresh daily.
    2. Spray, mist or fog plants in early morning or late evening.
    3. Thoroughly wet all surfaces of plant, upper and lower foliage, including stems, branches and stalks to ensure full contact with plant and flower tissue.
    4. Apply consecutive applications until control is achieved and then follow directions for preventative treatment.

    Preventative

    1. Use a dilution 0.64 fl. oz. of ZeroTol HC per gallon of clean water.
    2. Spray, mist, or fog plants.
    3. Thoroughly wet all surfaces of plant, upper and lower foliage, including stems, branches, and stalks.
    4. Spray every 5-7 days as a preventive treatment.

    Note: If disease recurs, return to corrective measures for 3 days.

    Surface treatment

    1. Sweep and remove all debris. Use power sprayer to wash all surfaces to remove loose dirt.
    2. Use a dilution 0.85 fl. oz. (5.1 teaspoons) of ZeroTol HC per gallon of water.
    3. Apply solution with mop, sponge, pump or power sprayer, or fogger to thoroughly wet all surfaces.
    4. Allow to remain wet with solution for one (1) minute. Air dry. Do not rinse.
    5. Scrub off heavy growths of algae and fungi following application. Use a solution of ZeroTol HC to wash away dead growth.

ZeroTol® HC

Broad Spectrum Algaecide / Bactericide / Fungicide

ZeroTol HC is a broad-spectrum algaecide, bactericide and fungicide peroxyacetic formulated for the homeowner and hobby grower. It is a no residue sustainable chemistry that is proven to keep diseases such as Powdery Mildew, Botrytis and Pythium at bay. With no toxic residues and a 0-day preharvest interval, ZeroTol HC gives homeowners peace of mind as it is safe for people, pets and wildlife.

Active Ingredients

  • Peracetic acid

Certifications

  • OMRI Listed

ZeroTol HC’s specialized chemical composition partners well with conventional and biological pest management practices already in use. As a no residue disinfectant, it can be followed by biological applications that protect plants through colonization.

  • Promotes stronger roots and stems
  • No residues
  • Kills disease on contact
  • Environmentally responsible — Sustainable chemistry
  • Can be used around people, animals, pets, birds and other wildlife
  • 0-day preharvest interval
Tomatoes ripening on the vine

Where can ZeroTol HC be used?

Greenhouse and Ornamentals

Home, hobby and small hydroponic growers can use ZeroTol HC to control diseases on ornamentals in the landscape, houseplants, vegetables, berries, herbs and other edible plants. Zerotol HC can be used to disinfect greenhouse surfaces and equipment, such as: glazing, plastic, pots, flats, trays, cutting tools, benches, work areas, walkways, floors, walls, fan blades, watering systems, coolers, storage rooms, structures and equipment.

Hydroponics and Aquaponics

Treat hydroponic and aquaponic growing systems to control water-borne pathogens such as pythium and fusarium.

Turf and Landscape

Treat turf in well-established lawns for disease and algae. Control landscape, tree and shrub diseases such as powdery mildew.

  • Greenhouse and Ornamentals Pathogens
    • Downy Mildew
    • Powdery Mildew
    • Leaf Blight
    • Anthracnose
    • Botrytis*
    • Xanthomonas*
    • Rhizoctonia*
    • Leaf Spot*
    • Pseudomonas*
    • *Not approved for use in California.
  • Turf and Landscape Pathogens
    • Anthracnose
    • Brown Spot
    • Dollar Spot
    • Summer patch
    • Copper Spot*
    • Strip Smut*
    • Take-All Patch*
    • Leaf Spot*
    • Fusarium*
    • Fairy Ring*
    • Pink Snow Mold*
    • Pythium*
    • Phytophthora*
    • Rhizoctonia*
    • *Not approved for use in California.
  • How to use ZeroTol HC
    ZeroTol HC Application Rates
    Foliar Spray 25 mL/gallon Apply at 5-7 day intervals. Spray for contact of entire shoot, leaves and stems down to media. Use 2 gallons of solution per 400 sq. ft.
    Hydroponics and Aquaponic 10 mL/50 gallons Use higher label rate for established algae. Apply 1-time weekly.
    Surface Treatment 25 mL/gallon Allow to remain wet with solution for 1 minute.

Search BioSafeSystems.com