ZeroTol 2.0 Algaecide Fungicide - 2.5 Gallons

BioSafe Systems


A treatment for the prevention and suppression control of horticultural diseases in greenhouses, garden centers, landscapes, and nurseries. Its liquid concentrate, activated peroxide chemistry offers professionals a powerful new tool for controlling a broad range of turf pathogens, including Anthracnose, Dollar Spot, Grey Leaf Spot, Snow Molds, Brown Patch and Summer Patch. ZeroTol 2.0 is a bio-rational, broad-spectrum bactericide/fungicide formulated to kill active and dormant spores.


  • Minimal PPE Required for Applicator

  • Non-Phytotoxic to All Turf Types

  • Environmentally Responsible Chemistry

  • Use in Chemigation Systems

  • Goes into Solution Immediately – Works on Contact

Rate of use (turf application): for curative application, use 12-15 fl. oz. per 1,000 sq. ft; For preventative applications, use 6-8 fl. oz. per 1,000 sq. ft.

Active ingredients:

Hydrogen Dioxide: 27.1%
Peroxyacetic Acid: 2.0%

ZeroTol 2.0 is an effective broad spectrum algaecide/bactericide that increases plant health by killing algae, bacteria, fungi and their spores on contact. ZeroTol 2.0 is labeled for use in greenhouses and nurseries and on professional turfs and landscapes. ZeroTol 2.0 controls foliar and root diseases and is safe to use on foliage and most open blooms. ZeroTol 2.0 leaves no harmful residue behind and has Zero REI. ZeroTol 2.0 can be applied as a foliar spray or drench.

Customer Reviews

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Based on 11 reviews Average Rating 4.64 stars out of 5
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  • J
    Jeremy Hayes J. H. Jeremy H.

    I did not receive this

    I am being asked to review a product I never received. I have sent multiple emails explaining this and have not received a response. Thanks

  • R
    RR R. RR

    Expired products

    Spent over $500 all but one product was expired by at least a yr would not purchase again was not reasonable priced due to being expired either go to vender that sells fresh not expired

  • M
    Mariah Romano M. R. Mariah R.

    Zerotol / sanidate

    Timely shipping and delivery :)

  • p
    patricia burns P. B. patricia b.

    Super fast shipping

    Excellent customer service. They shipped it immediately and the package arrived very quickly.

  • C
    Christopher Anderson C. A. Christopher A.

    Great everything!

    Love shopping here! Great price, great products and great service! Definitely will be doing business with them again

  • P
    Paul Scott P. S. Paul S.


    Great product Great shipping!!

  • S
    Stephen Batten S. B. Stephen B.


    Excellent delivery time!

  • A
    Anne Jillian Sabado A. J. S. Anne J. S.

    Effective Solution

    I sprayed this all over my grow space because I was having problems with mold and this solved my problem. I sprayed it everywhere

  • A
    Anna F. A. F. Anna F.

    My order

    My order Was what I expected done on time was easy to get easy to track got what I expected thank you guys

  • B
    Betty J. B. J. Betty J.

    Dependable delivery, dependable products and

    Dependable delivery, dependable products and great customer serivce.

  • C
    Chase Flowers C. F. Chase F.

    Fast shipping

    Shipping was fast and product was as described

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