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
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
NPK Industries PM Wash Ready-to-Use
SKU #: NPKPM
$12.83 - $104.84Some options on sale until 05/31/2024!
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 05/31/2024!
- 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
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
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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 05/31/2024!
Available in 0 Options
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
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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
- SaleNew
Bonide Insecticidal Super Soap Ready-to-Use, 32 Ounces
SKU #: 1247603
Regular Price:
$15.22Special Price $14.46 On sale until 05/31/2024!
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 05/31/2024!
Out of stock
- SaleNew
Bonide Captain Jack's Orchard Spray
SKU #: BCJ-ORCH
$19.53 - $32.90Some options on sale until 05/31/2024!
Available in 0 Options
Out of stock
- SaleNew
Bonide Liquid Copper Fungicide
SKU #: BON-LCOF
$14.46 - $43.98Some options on sale until 05/31/2024!
Available in 0 Options
Out of stock
- SaleNew
Bonide Revitalize Biofungicide
SKU #: BON-REVBIO
$17.08 - $19.52Some options on sale until 05/31/2024!
Available in 0 Options
Out of stock
- SaleNew
Bonide Captain Jack's Neem Max
SKU #: BCJ-NMAX
$17.29 - $26.52Some 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
- 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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Safer Brand 3 in 1 Garden Spray Insecticide & Miticide Concentrate
SKU #: SB3N1GS
$27.65Available in 0 Options
Out of stock
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Safer Brand 3 in 1 Garden Spray Ready-to-Use Insecticide & Miticide, 32 oz.
SKU #: SF5452
$14.84Out of stock
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General Hydroponics Defguard Biofungicide and Bactericide
SKU #: GHDEF-BIOBAC
$11.95 - $178.95Available in 0 Options
Out of stock
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