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
- Actinovate (2)
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- Arborjet (1)
- Athena (1)
- BASF (1)
- BioSafe (5)
- BioWorks (2)
- Blacksmith Bioscience (1)
- Bonide (8)
- Brandt (1)
- Central Coast Garden Products (1)
- Certis Biologicals (6)
- Corteva Agriscience (1)
- Drexel Chemical Company (1)
- General Hydroponics (2)
- Gowan (1)
- JH Biotech Inc (1)
- JMS Flower Farms Inc (1)
- Mammoth Microbes (1)
- Monterey Lawn Garden (1)
- NPK Industries (1)
- OHP (1)
- Organic Laboratories (1)
- Performance Nutrition (1)
- Physan 20 (1)
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- Safer Brand (4)
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- SePRO (1)
- Sierra Natural Science (3)
- Supreme Growers (1)
- Trifecta Natural Solutions (1)
- Vital Garden Supply (1)
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.
- Sale
Actinovate AG Organic Fungicide & Bactericide, 18 Dry Ounces
SKU #: 120799
Regular Price:
$137.14Special Price $130.28 On sale until 06/30/2024!
- Sale
OHP Triact 70 Organic Fungicide, Insecticide, & Miticide, 2.5 Gallons
SKU #: 120782
Regular Price:
$308.86Special Price $293.42 On sale until 06/30/2024!
- Sale
Gowan M-Pede Organic Fungicidal, Miticidal & Insecticidal Soap, 2.5 Gallons
SKU #: 120302
Regular Price:
$150.71Special Price $143.17 On sale until 06/30/2024!
- Sale
BioSafe StorOx 2.0 Organic Fungicide & Bactericide, 5 Gallons
SKU #: 120702
Regular Price:
$211.10Special Price $200.55 On sale until 06/30/2024!
- Sale
Certis Biologicals Double Nickel 55 Bio Organic Fungicide, 5 Pounds
SKU #: 120184
Regular Price:
$168.83Special Price $160.39 On sale until 06/30/2024!
- Sale
Certis Biologicals Double Nickel LC Bio Organic Fungicide, 2.5 Gallons
SKU #: 120185
Regular Price:
$185.00Special Price $175.75 On sale until 06/30/2024!
- Sale
Certis Biologicals Sil-MATRIX Organic Fungicide, Miticide, & Insecticide, 2.5 Gallons
SKU #: 120160
Regular Price:
$99.37Special Price $94.40 On sale until 06/30/2024!
- Sale
BioWorks Cease Biological Fungicide
SKU #: BW-BGCE
$90.93 - $217.94Some options on sale until 06/30/2024!
Available in 2 Options
- Sale
Central Coast Garden Products Root Cleaner Concentrate
SKU #: CCGPRC
$19.00 - $166.25Some options on sale until 06/30/2024!
Available in 3 Options
- Sale
NPK Industries PM Wash Ready-to-Use
SKU #: NPKPM
$12.83 - $104.84Some options on sale until 06/30/2024!
Available in 3 Options
- Sale
Safer Brand Garden Fungicide Ready-to-Use, 32 oz.
SKU #: PC-MLSF-32
Regular Price:
$10.29Special Price $9.78 On sale until 06/30/2024!
- Sale
Physan 20 Fungicide, Algaecide and Disinfectant Concentrate
SKU #: PHYSAN20
$18.14 - $66.75Some options on sale until 06/30/2024!
Available in 2 Options
- Sale
General Hydroponics TriShield Insecticide, Miticide & Fungicide Concentrate
SKU #: GH-TRISHIELD
$12.16 - $384.75Some options on sale until 06/30/2024!
Available in 4 Options
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Actinovate Lawn and Garden Turf Concentrate Bilogical Fungicide - National Label
SKU #: ACTLG
$141.41Available in 0 Options
Out of stock
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Supreme Growers Banish Fungicide
SKU #: SG-BANISH
$19.61 - $340.34Available in 0 Options
Out of stock
- Sale
Sierra Natural Science 244C Fungicide Concentrate
SKU #: SNS244C
$38.67 - $325.72Some options on sale until 06/30/2024!
Available in 0 Options
Out of stock
- Sale
Blacksmith BioScience Tenet WP Biofungicide, 16 oz.
SKU #: TNT01
Regular Price:
$65.56Special Price $62.28 On sale until 06/30/2024!
Out of stock
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Organic Laboratories 3-in-1 Insecticide, Miticide, Fungicide Ready-To-Use
SKU #: OL3N1
$15.65Available in 0 Options
Out of stock
- Sale
JH Biotech Fosphite Fungicide, 2.5 Gallons
SKU #: 120770
Regular Price:
$77.00Special Price $73.15 On sale until 06/30/2024!
Out of stock
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- SaleNew
Bonide Insecticidal Super Soap Ready-to-Use, 32 Ounces
SKU #: 1247603
Regular Price:
$15.22Special Price $14.46 On sale until 06/30/2024!
Out of stock
- SaleNew
Bonide Tomato & Vegetable 3 in 1 Ready-to-Use, 32 Ounce
SKU #: 1247605
Regular Price:
$15.42Special Price $14.65 On sale until 06/30/2024!
Out of stock
- SaleNew
Bonide Captain Jack's Orchard Spray
SKU #: BCJ-ORCH
$19.53 - $32.90Some options on sale until 06/30/2024!
Available in 0 Options
Out of stock