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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- Remove This Item Product Type: Fungicide
- Remove This Item Application Type: Liquid
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
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
Safer Brand Garden Fungicide Ready-to-Use, 32 oz.
SKU #: PC-MLSF-32
Regular Price:
$10.29Special Price $9.78 On sale until 05/31/2024!
- Sale
ProFarm Regalia CG Biofungicide
SKU #: MBI-REGALIA-CG
$44.11 - $237.84Some options on sale until 05/31/2024!
Available in 3 Options
- Sale
Procidic2 Bactericide & Fungicide Concentrate
SKU #: GPROCID
$78.15 - $743.12Some options on sale until 05/31/2024!
Available in 3 Options
- Sale
BioSafe ZeroTol HC Algaecide, Bactericide & Fungicide, 1 Gallon
SKU #: 120665
Regular Price:
$246.43Special Price $234.11 On sale until 05/31/2024!
- Sale
BioSafe ZeroTol 2.0 Algaecide, Bactericide & Fungicide
SKU #: BS-ZT
$308.26 - $2,094.99Some options on sale until 05/31/2024!
Available in 3 Options
- Sale
BioSafe TerraClean 5.0 Bactericide & Fungicide
SKU #: BS-TC-5.0
$342.67 - $2,085.16Some options on sale until 05/31/2024!
Available in 1 Options
- Sale
BioSafe OxiPhos Broad Spectrum Bactericide & Fungicide
SKU #: BS-OXIPHOS
$355.64 - $3,346.47Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
ProFarm Stargus Biofungicide, 2.5 Gallon
SKU #: 121494
Regular Price:
$165.72Special Price $157.43 On sale until 05/31/2024!
- Sale
Certis Biologicals Double Nickel LC Bio Organic Fungicide, 2.5 Gallons
SKU #: 120185
Regular Price:
$185.00Special Price $175.75 On sale until 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
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
BioSafe StorOx 2.0 Organic Fungicide & Bactericide, 5 Gallons
SKU #: 120702
Regular Price:
$211.10Special Price $200.55 On sale until 05/31/2024!
- SaleNew
Bonide Liquid Copper Fungicide
SKU #: BON-LCOF
$14.46 - $43.98Some options on sale until 05/31/2024!
Available in 4 Options
- SaleNew
Bonide Revitalize Biofungicide
SKU #: BON-REVBIO
$17.08 - $19.52Some options on sale until 05/31/2024!
Available in 2 Options
- Sale
Blacksmith BioScience Tenet WP Biofungicide, 16 oz.
SKU #: TNT01
Regular Price:
$65.56Special Price $62.28 On sale until 05/31/2024!
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General Hydroponics Defguard Biofungicide and Bactericide
SKU #: GHDEF-BIOBAC
$11.95 - $178.95Available in 0 Options
Out of stock
- Sale
Sierra Natural Science 244 Fungicide Ready-to-Use
SKU #: SNS244
$24.70 - $50.89Some options on sale until 05/31/2024!
Available 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
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- Sale
JH Biotech Fosphite Fungicide, 2.5 Gallons
SKU #: 120770
Regular Price:
$77.00Special Price $73.15 On sale until 05/31/2024!
Out of stock