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.
- Sale
General Hydroponics TriShield Insecticide, Miticide & Fungicide Concentrate
SKU #: GH-TRISHIELD
$12.16 - $384.75Some options on sale until 05/31/2024!
Available in 4 Options
- Sale
Physan 20 Fungicide, Algaecide and Disinfectant Concentrate
SKU #: PHYSAN20
$18.14 - $66.75Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
Central Coast Garden Products Root Cleaner Concentrate
SKU #: CCGPRC
$19.00 - $166.25Some options on sale until 05/31/2024!
Available in 3 Options
- Sale
ProFarm Regalia CG Biofungicide
SKU #: MBI-REGALIA-CG
$44.11 - $237.84Some options on sale until 05/31/2024!
Available in 3 Options
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- Sale
Certis Biologicals Cueva Organic Liquid Copper Bactericide & Fungicide Concentrate, 2.5 Gallons
SKU #: 120181
Regular Price:
$160.43Special Price $152.41 On sale until 05/31/2024!
- Sale
Gowan M-Pede Organic Fungicidal, Miticidal & Insecticidal Soap, 2.5 Gallons
SKU #: 120302
Regular Price:
$150.71Special Price $143.17 On sale until 05/31/2024!
- Sale
ProFarm Jet-Ag 5% Algaecide, Bactericide & Fungicide Sanitizer
SKU #: MBI-JET-AG
$366.23 - $1,208.61Some options on sale until 05/31/2024!
Available in 1 Options
- Sale
BioWorks Cease Biological Fungicide
SKU #: BW-BGCE
$90.93 - $217.94Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
BioWorks MilStop Broad Spectrum Organic Fungicide
SKU #: BW-MSBSF
$63.86 - $365.65Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
Corteva Agriscience Eagle 20 EW Fungicide
SKU #: CA-E20EW
$45.81 - $219.86Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
JMS Flower Farms Stylet-Oil Fungicide & Insecticide, 2.5 Gallons
SKU #: 120646
Regular Price:
$55.89Special Price $53.10 On sale until 05/31/2024!
- Sale
Certis Biologicals Sil-MATRIX Organic Fungicide, Miticide, & Insecticide, 2.5 Gallons
SKU #: 120160
Regular Price:
$99.37Special Price $94.40 On sale until 05/31/2024!
- Sale
BioSafe StorOx 2.0 Organic Fungicide & Bactericide, 5 Gallons
SKU #: 120702
Regular Price:
$211.10Special Price $200.55 On sale until 05/31/2024!
- Sale
OHP Triact 70 Organic Fungicide, Insecticide, & Miticide, 2.5 Gallons
SKU #: 120782
Regular Price:
$308.86Special Price $293.42 On sale until 05/31/2024!
- Sale
Brandt TriTek Organic Fungicide, Insecticide & Miticide, 2.5 Gallons
SKU #: 120663
Regular Price:
$69.79Special Price $66.30 On sale until 05/31/2024!
- Sale
Arborjet Eco-1 40 Insecticide, Miticide, & Fungicide - 1 Gallon
SKU #: 1458140
$311.46 / EARegular Price:
$327.85Special Price $311.46 On sale until 05/31/2024!
- SaleNew
Bonide Captain Jack's Orchard Spray
SKU #: BCJ-ORCH
$19.53 - $32.90Some options on sale until 05/31/2024!
Available in 3 Options
- Sale
Blacksmith BioScience Tenet WP Biofungicide, 16 oz.
SKU #: TNT01
Regular Price:
$65.56Special Price $62.28 On sale until 05/31/2024!
- Sale
Sierra Natural Science 203 Pesticide Concentrate
SKU #: SNS203C
$91.36Some options on sale until 05/31/2024!
Available in 1 Options
- Sale
SePRO Bio-Tam 2.0 Fungicide, 5 lbs.
SKU #: 121270
Regular Price:
$219.29Special Price $208.33 On sale until 05/31/2024!
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Safer Brand 3 in 1 Garden Spray Insecticide & Miticide Concentrate
SKU #: SB3N1GS
$27.65Available in 0 Options
Out of stock
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SaferGro Mildew Cure Fungicide Concentrate
SKU #: SGMC
$12.20 - $26.72Available in 0 Options
Out of stock