Shop By Fungus Type

Here at Hydrobuilder, we carry the widest selection of fungicides and plant washes, no matter what fungus type you're dealing with. Whether you think you have bud rot, root rot, powdery mildew, or any other type of mold, you can rest assured we have the fungicide for you. If you aren't positive which fungus or mold you're dealing with, check out our article on common plant diseases in our blog.

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Shop By Fungus Type

Here at Hydrobuilder, we carry the widest selection of fungicides and plant washes, no matter what fungus type you're dealing with. Whether you think you have bud rot, root rot, powdery mildew, or any other type of mold, you can rest assured we have the fungicide for you. If you aren't positive which fungus or mold you're dealing with, check out our article on common plant diseases in our blog.

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18 Item(s)

  1. Sale
    Physan 20 Fungicide, Algaecide and Disinfectant Concentrate
    $18.14 - $66.75

    Some options on sale until 06/30/2024!

  2. Sale
    Safer's Garden Fungicide, 32 oz

    Regular Price: $10.29

    Special Price $9.78 On sale until 06/30/2024!

    • Sale
      ProFarm Regalia CG Biofungicide

      ProFarm Regalia CG Biofungicide

      Item #: MBI-REGALIA-CG

      Available in 3 Options

      $44.11 - $237.84

      Some options on sale until 06/30/2024!

    • Sale
      BioSafe ZeroTol HC, 1 Gallon

      Regular Price: $246.43

      Special Price $234.11 On sale until 06/30/2024!

      • Sale
        BioSafe ZeroTol 2.0 Algaecide, Bactericide & Fungicide
        $308.26 - $2,094.99

        Some options on sale until 06/30/2024!

      • Sale
        BioSafe TerraClean 5.0 Bactericide & Fungicide

        BioSafe TerraClean 5.0 Bactericide & Fungicide

        Item #: BS-TC-5.0

        Available in 2 Options

        $342.67 - $2,085.16

        Some options on sale until 06/30/2024!

      • Sale
        BioSafe OxiPhos Broad Spectrum Bactericide & Fungicide

        BioSafe OxiPhos Broad Spectrum Bactericide & Fungicide

        Item #: BS-OXIPHOS

        Available in 5 Options

        $355.64 - $3,346.47

        Some options on sale until 06/30/2024!

      • Sale
        ProFarm Jet-Ag 5% Algaecide, Bactericide & Fungicide Sanitizer
        $366.23 - $1,208.61

        Some options on sale until 06/30/2024!

      • Sale
        BioWorks Cease Biological Fungicide

        BioWorks Cease Biological Fungicide

        Item #: BW-BGCE

        Available in 2 Options

        $90.93 - $217.94

        Some options on sale until 06/30/2024!

      • Sale
        Corteva Agriscience Eagle 20 EW Fungicide

        Corteva Agriscience Eagle 20 EW Fungicide

        Item #: CA-E20EW

        Available in 2 Options

        $45.81 - $219.86

        Some options on sale until 06/30/2024!

      • Safer Brand Garden Fungicide Concentrate, 16 oz.
      • Sale
        Sierra Natural Science 244 Fungicide Ready-to-Use

        Sierra Natural Science 244 Fungicide Ready-to-Use

        Item #: SNS244

        Available in 3 Options

        $24.70 - $50.89

        Some options on sale until 06/30/2024!

        Out of stock

        • SaferGro Mildew Cure Fungicide Concentrate

          SaferGro Mildew Cure Fungicide Concentrate

          Item #: SGMC

          Available in 2 Options

          $12.20 - $26.72

          Out of stock

          • AEF Global FungOUT Organic Fungicide, 2.5 Gallons
          • Sale
            JH Biotech Fosphite Fungicide, 2.5 Gallons

            Regular Price: $77.00

            Special Price $73.15 On sale until 06/30/2024!

            Out of stock

            • Sale
              Blacksmith BioScience Tenet WP Biofungicide, 16 oz.

              Regular Price: $65.56

              Special Price $62.28 On sale until 06/30/2024!

              Out of stock

              • Sale
                Sierra Natural Science 244C Fungicide Concentrate

                Sierra Natural Science 244C Fungicide Concentrate

                Item #: SNS244C

                Available in 3 Options

                $38.67 - $325.72

                Some options on sale until 06/30/2024!

                Out of stock

                • Supreme Growers Banish Fungicide

                  Supreme Growers Banish Fungicide

                  Item #: SG-BANISH

                  Available in 4 Options

                  $19.61 - $340.34

                  Out of stock

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                  18 Item(s)